Trigonometry — Full Problem Index (3/3)

Problem	Final Answer	Solution
cos(x)/(sin(x)*cot(x))	1	Simplify (cos(x))/(sin(x)cot(x))
(csc(x)−sin(x))/cos(x)	cot(x)	Simplify (csc(x)-sin(x))/(cos(x))
tan2((3π)/4)−sec2((3π)/4)	−1	Simplify tan((3pi)/4)^2-sec((3pi)/4)^2
tan(x)*(csc(x)−1)	1	Simplify tan(x)^2(csc(x)^2-1)
tan(x)/(1+sec(x))+(1+sec(x))/tan(x)	2*csc(x)	Simplify (tan(x))/(1+sec(x))+(1+sec(x))/(tan(x))
sec(x)/cos(x)	sec2(x)	Simplify (sec(x))/(cos(x))
sin(120)	√(,3)/2	Evaluate sin(120 degrees )
cos((4*π)/3)	−1/2	Evaluate cos((4pi)/3)
tan(θ)	sin(θ)/cos(θ)	Simplify tan(theta)
cos(210)	−√(,3)/2	Evaluate cos(210 degrees )
(19*π)/4	855	Convert from Radians to Degrees (19pi)/4
(1−cos(x))*(csc(x)+cot(x))	sin(x)	Simplify (1-cos(x))(csc(x)+cot(x))
z=2*i	2*i	Solve for z z=2i
cos(225)	−√(,2)/2	Evaluate cos(225 degrees )
π/4+π/8	(3*π)/8	Evaluate pi/4+pi/8
π/6−2*π	−(11*π)/6	Evaluate pi/6-2pi
(9*π)/10	162	Evaluate (9pi)/10
arcsin(0.1)	arcsin(0.1)≈0.100167	Evaluate arcsin(0.1)
arcsin(sin((6*π)/7))	π/7	Evaluate arcsin(sin((6pi)/7))
sec(60)	2	Evaluate sec(60 degrees )
sin2(30)	1/4	Evaluate sin(30)^2
(2π)/3−2π	−(4*π)/3	Evaluate (2pi)/3-2pi
(8*π)/9	(8*π)/9	Evaluate (8pi)/9
(5*π)/4+π/4	(3*π)/2	Evaluate (5pi)/4+pi/4
tan(22.5)	√(,2)−1	Find the Value Using the Unit Circle tan(22.5)
tan((5*π)/6)	−√(,3)/3	Find the Value Using the Unit Circle tan((5pi)/6)
csc(45)	√(,2)	Find the Value Using the Unit Circle csc(45 degrees )
sin((2*π)/3)	√(,3)/2	Find the Value Using the Unit Circle sin(2/3)
sin(180)	0	Find the Value Using the Unit Circle sin(180)
sin(−1)	−sin(1)	Find the Value Using the Unit Circle sin(-1)
sin(−135)	−√(,2)/2	Find the Value Using the Unit Circle sin(-135)
sec(120)	−2	Find the Value Using the Unit Circle sec(120 degrees )
sin(240)	−√(,3)/2	Find the Value Using the Unit Circle sin(240)
sec((2*π)/3)	−2	Find the Value Using the Unit Circle sec((2pi)/3)
cot(0)	undefined	Find the Value Using the Unit Circle cot(0)
cos(π/6)	√(,3)/2	Find the Value Using the Unit Circle cos(pi/6)
cos(90)	0	Find the Value Using the Unit Circle cos(90)
cos(360)	1	Find the Value Using the Unit Circle cos(360)
cos(10*π)	1	Find the Exact Value cos(10pi)
cos(13)	cos((13*π)/180)	Find the Exact Value cos(13)
cos(11*π)	−1	Find the Exact Value cos(11pi)
cos(19*π)	−1	Find the Exact Value cos(19pi)
cos(140)	−cos(40)	Find the Exact Value cos(140)
tan(−300)	√(,3)	Find the Exact Value tan(-300 degrees )
sin(50)	sin(50)	Find the Exact Value sin(50 degrees )
cos(30)	3/4	Find the Exact Value cos(30 degrees )^2
sec(−(9*π)/4)	√(,2)	Find the Exact Value sec(-(9pi)/4)
cos(π/9)	cos(π/9)	Find the Exact Value cos(pi/9)
cos(π/4−(11*π)/6)	(√(,6)−√(,2))/4	Find the Exact Value cos(pi/4-(11pi)/6)
cos((3π)/4−(5π)/6)	(√(,6)+√(,2))/4	Find the Exact Value cos((3pi)/4-(5pi)/6)
cos((3*π)/4−π/6)	(√(,2)−√(,6))/4	Find the Exact Value cos((3pi)/4-pi/6)
csc((13*π)/4)	−√(,2)	Find the Exact Value csc((13pi)/4)
cos(34)	cos(34)	Find the Exact Value cos(34)
cos(39)	cos(39)	Find the Exact Value cos(39)
sin(32)	sin(32)	Find the Exact Value sin(32 degrees )
cos(29)	cos(29)	Find the Exact Value cos(29)
cos(82)	cos(82)	Find the Exact Value cos(82)
cos(−7*π)	−1	Find the Exact Value cos(-7pi)
cos(9*π)	−1	Find the Exact Value cos(9pi)
cos(−900)	−1	Find the Exact Value cos(-900)
cos(7)	cos(7)	Find the Exact Value cos(7)
cos(73)	cos(73)	Find the Exact Value cos(73)
tan(105)	−2−√(,3)	Find the Exact Value tan(105 degrees )
cos(−510)	−√(,3)/2	Find the Exact Value cos(-510)
cos(585)	−√(,2)/2	Find the Exact Value cos(585)
cos(46)	cos(46)	Find the Exact Value cos(46)
sin(arctan(−3/4))	−3/5	Find the Exact Value sin(arctan(-3/4))
sin(570)	−1/2	Find the Exact Value sin(570)
cot(π/9)	cot(π/9)	Find the Exact Value cot(pi/9)
cot(35)	1/tan(35)	Find the Exact Value cot(35)
cot(3)	cot(3)	Find the Exact Value cot(3)
cot(−30)	−√(,3)	Find the Exact Value cot(-30)
sin(37)	0.60181502...	Find the Exact Value sin(37 degrees )
tan(1)	tan(1)	Find the Exact Value tan(1 degree )
cos(105)	(√(,2)−√(,6))/4	Find the Exact Value cos(105)
cot(2)	cos(2)/sin(2)	Find the Exact Value cot(2)
cot(−(5*π)/12)	√(,3)−2	Find the Exact Value cot(-(5pi)/12)
cot((17*π)/6)	−√(,3)	Find the Exact Value cot((17pi)/6)
cot((11*π)/2)	0	Find the Exact Value cot((11pi)/2)
cos(−300)	1/2	Find the Exact Value cos(-300 degrees )
csc((5*π)/2)	1	Find the Exact Value csc((5pi)/2)
csc(−(5*π)/2)	−1	Find the Exact Value csc(-(5pi)/2)
csc((9*π)/4)	√(,2)	Find the Exact Value csc((9pi)/4)
csc(−390)	−2	Find the Exact Value csc(-390)
csc(3)	1/sin(3)	Find the Exact Value csc(3)
sec((17*π)/6)	−(2√(,3))/3	Find the Exact Value sec((17pi)/6)
cot(−4)	−cot(4)	Find the Exact Value cot(-4)
cot(495)	−1	Find the Exact Value cot(495)
cot(arctan(5/8))	8/5	Find the Exact Value cot(arctan(5/8))
csc((17*π)/4)	√(,2)	Find the Exact Value csc((17pi)/4)
sec(33)	sec(33)	Find the Exact Value sec(33)
sec(38)	sec(38)	Find the Exact Value sec(38)
sin(1)	sin(π/180)	Find the Exact Value sin(1 degree )
sec(−510)	−(2√(,3))/3	Find the Exact Value sec(-510)
sec(585)	−√(,2)	Find the Exact Value sec(585)
sec(75)	√(,6)+√(,2)	Find the Exact Value sec(75)
sec(750)	(2√(,3))/3	Find the Exact Value sec(750)
sec(8)	1/cos(8)	Find the Exact Value sec(8)
sec(8*π)	1	Find the Exact Value sec(8pi)
sin(−2/3)	−sin(2/3)	Find the Exact Value sin(-2/3)
sin(15/17)	sin(15/17)	Find the Exact Value sin(15/17)
arcsin(2)	Undefined	Find the Exact Value arcsin(2)
sec(18*π)	1	Find the Exact Value sec(18pi)
sec(1.8)	1/cos(1.8)	Find the Exact Value sec(1.8)
sin(−180)	0	Find the Exact Value sin(-180 degrees )
arccot(−√(,3)/3)	(2*π)/3	Find the Exact Value arccot(-( square root of 3)/3)
sec(−π/6)	(2√(,3))/3	Find the Exact Value sec((-pi)/6)
sec(π/5)	√(,5)−1	Find the Exact Value sec(pi/5)
sec((3*π)/8)	√(,4+2√(,2))	Find the Exact Value sec((3pi)/8)
sec(−(7*π)/6)	−(2√(,3))/3	Find the Exact Value sec(-(7pi)/6)
csc(65)	1/sin(65)	Find the Exact Value csc(65)
csc(540)	Undefined	Find the Exact Value csc(540)
csc(5)	1/sin(5)	Find the Exact Value csc(5)
sec((19*π)/4)	−√(,2)	Find the Exact Value sec((19pi)/4)
sec((15*π)/8)	√(,4−2√(,2))	Find the Exact Value sec((15pi)/8)
sin(200)	−sin(20)	Find the Exact Value sin(200)
sin(110)	sin(70)	Find the Exact Value sin(110)
sin(12*π)	0	Find the Exact Value sin(12pi)
sin(157.5)	√(,2−√(,2))/2	Find the Exact Value sin(157.5)
sin(145)	sin(35)	Find the Exact Value sin(145)
sin(2*arccos(1/2))	√(,3)/2	Find the Exact Value sin(2arccos(1/2))
sin(24/25)	sin(24/25)	Find the Exact Value sin(24/25)
sin(8/10)	sin(4/5)	Find the Exact Value sin(8/10)
sin(−(5*π)/6)	−1/2	Find the Exact Value sin((-5pi)/6)
sin(−π/4)	−√(,2)/2	Find the Exact Value sin((-pi)/4)
sin(π/3−π/4)	(√(,6)−√(,2))/4	Find the Exact Value sin(pi/3-pi/4)
−sin(π/2)	−1	Find the Exact Value -sin(pi/2)
sin(π/6−π/4)	(√(,2)−√(,6))/4	Find the Exact Value sin(pi/6-pi/4)
sin((9*π)/8)	−√(,2−√(,2))/2	Find the Exact Value sin((9pi)/8)
sin(π/10)	(√(,5)−1)/4	Find the Exact Value sin(pi/10)
sin(0.5)	sin(1/2)	Find the Exact Value sin(0.5)
tan(arcsin(3/5))	3/4	Find the Exact Value tan(arcsin(3/5))
tan(arcsin(−3/4))	−(3√(,7))/7	Find the Exact Value tan(arcsin(-3/4))
tan(45−30)	2−√(,3)	Find the Exact Value tan(45-30)
tan(54)	√(,1+2/√(,5))	Find the Exact Value tan(54)
tan(495)	−1	Find the Exact Value tan(495)
arcsec(−1)	π	Find the Exact Value arcsec(-1)
tan(51)	tan(51)	Find the Exact Value tan(51)
tan(43)	tan(43)	Find the Exact Value tan(43)
tan(4.5)	tan(4.5)	Find the Exact Value tan(4.5)
cos2((7*π)/8)	(2+√(,2))/4	Find the Exact Value cos((7pi)/8)^2
tan(660)	−√(,3)	Find the Exact Value tan(660)
tan(63)	see full solution →	Find the Exact Value tan(63)
tan(10)*cot(10)	1	Find the Exact Value tan(10)cot(10)
tan(18)	(√(,5)−1)/√(,10+2√(,5))	Find the Exact Value tan(18)
tan(19)	tan(19)	Find the Exact Value tan(19)
arcsin(−2)	Undefined	Find the Exact Value arcsin(-2)
tan((17*π)/6)	−√(,3)/3	Find the Exact Value tan((17pi)/6)
tan((15*π)/6)	Undefined	Find the Exact Value tan((15pi)/6)
tan(2/3)	tan(2/3)	Find the Exact Value tan(2/3)
tan(−(3*π)/8)	−1−√(,2)	Find the Exact Value tan(-(3pi)/8)
tan((4*π)/11)	tan((4*π)/11)	Find the Exact Value tan((4pi)/11)
tan(arctan(4))	4	Find the Exact Value tan(arctan(4))
tan(arctan(5))	5	Find the Exact Value tan(arctan(5))
tan(arcsin(−5/13))	−5/12	Find the Exact Value tan(arcsin(-5/13))
tan(π/3+π/4)	−2−√(,3)	Find the Exact Value tan(pi/3+pi/4)
tan((7*π)/4−π/6)	−2−√(,3)	Find the Exact Value tan((7pi)/4-pi/6)
arcsin(sin((11*π)/4))	π/4	Find the Exact Value arcsin(sin((11pi)/4))
sin(87)	see full solution →	Find the Exact Value sin(87)
sin(77)	sin(77)	Find the Exact Value sin(77)
csc(390)	2	Find the Exact Value csc(390)
sin(42)	(√(,30+6√(,5))−√(,5)+1)/8	Find the Exact Value sin(42 degrees )
sin(540)	0	Find the Exact Value sin(540)
cot(1)	cot(1)	Find the Exact Value cot(1 degree )
sin(x−π/2)	−cos(x)	Expand the Trigonometric Expression sin(x-pi/2)
tan(2*x)	(2*tan(x))/(1−tan2(x))	Expand the Trigonometric Expression tan(2x)
arctan(1)	π/4	Find the Value Using the Unit Circle arctan(1)
csc(0)	undefined	Find the Value Using the Unit Circle csc(0)
cos((5*π)/8)	−√(,2−√(,2))/2	Find the Value Using the Unit Circle cos((5pi)/8)
cos(270)	0	Find the Value Using the Unit Circle cos(270)
cos(315)	√(,2)/2	Find the Value Using the Unit Circle cos(315)
π/6	30	Expand the Trigonometric Expression pi/6
3+4*i	see full solution →	Expand the Trigonometric Expression 3+4i
arctan(tan((11*π)/12))	−π/12	Find the Exact Value arctan(tan((11pi)/12))
arctan(14)	arctan(14)	Find the Exact Value arctan(14)
arcsin(sin(−π/6))	−π/6	Find the Exact Value arcsin(sin(-pi/6))
sec(−330)	(2√(,3))/3	Find the Exact Value sec(-330 degrees )
(tan(45)+tan(60))2	4+2√(,3)	Find the Exact Value (tan(45 degrees )+tan(60 degrees ))^2
arcsin(sin((10*π)/7))	−(3*π)/7	Find the Exact Value arcsin(sin((10pi)/7))
sec(855)	−√(,2)	Find the Exact Value sec(855)
csc(−225)	√(,2)	Find the Exact Value csc(-225 degrees )
tan(arcsin(√(,3)/2))	√(,3)	Find the Exact Value tan(arcsin(( square root of 3)/2))
arccos(14/15)	arccos(14/15)	Find the Exact Value arccos(14/15)
sec(−(3*π)/4)	−√(,2)	Find the Exact Value sec(-(3pi)/4)
arccos(cos(−(3*π)/5))	(3*π)/5	Find the Exact Value arccos(cos(-(3pi)/5))
cot(180)	Undefined	Find the Exact Value cot(180)
cot(−315)	1	Find the Exact Value cot(-315 degrees )
2*sin(45)	√(,2)	Find the Exact Value 2sin(45)
cot(−(17*π)/6)	√(,3)	Find the Exact Value cot(-(17pi)/6)
2*sin(π/3)	√(,3)	Find the Exact Value 2sin(pi/3)
sin(28)	sin(28)≈0.46947156	Find the Exact Value sin(28 degrees )
cos(1/5)	cos(1/5)	Find the Exact Value cos(1/5)
cos((11*π)/2)	0	Find the Exact Value cos((11pi)/2)
cos((27*π)/8)	−√(,2−√(,2))/2	Find the Exact Value cos((27pi)/8)
sin(55)	sin(55)	Find the Exact Value sin(55 degrees )
sin(5)	see full solution →	Find the Exact Value sin(5)
sin(34)	sin(34)	Find the Exact Value sin(34 degrees )
arcsin(2/3)	arcsin(2/3)	Find the Exact Value arcsin(2/3)
sin(x)−sin(x)*cos2(x)=sin3(x)	sin3(x)	Verify the Identity sin(x)-sin(x)cos(x)^2=sin(x)^3
sin(x)*tan(x)=sec(x)−cos(x)	sec(x)−cos(x)	Verify the Identity sin(x)tan(x)=sec(x)-cos(x)
sin(x)+sin(5x)=2sin(3x)cos(2*x)	2sin(3x)cos(2x)	Verify the Identity sin(x)+sin(5x)=tan(3x)
tan(x)*cos(x)=sin(x)	sin(x)	Verify the Identity tan(x)*cos(x)=sin(x)
sec(x)=1/csc(x)	sec(x)≠1/csc(x)	Verify the Identity sec(x)=1/(csc(x))
sec(x)*cot(x)=csc(x)	csc(x)	Verify the Identity sec(x)cot(x)=csc(x)
sin(2x)=2sin(x)*cos(x)	2sin(x)cos(x)	Verify the Identity sin(2x)=2sin(x)
sin(2*x)−cos(x)=0	cos(x)(2sin(x)−1)=0	Verify the Identity sin(2x)-cos(x)=0
sin(π/2−x)=cos(x)	cos(x)	Verify the Identity sin(pi/2-x)=cos(x)
sin(6x)=2sin(3x)cos(3*x)	2sin(3x)cos(3x)	Verify the Identity sin(6x)=2sin(3x)cos(3x)
3tan(2x)	(6*tan(x))/(1−tan2(x))	Expand the Trigonometric Expression 3tan(2x)
sin2(x)=4−2*cos2(x)	4−2cos2(x) is not an identity.	Verify the Identity sin(x)^2=4-2cos(x)^2
(csc(x)−cot(x))/(sec(x)−1)=cot(x)	cot(x)	Verify the Identity (csc(x)-cot(x))/(sec(x)-1)=cot(x)
sin(2x)/(1+cos(2x))=tan(x)	tan(x)	Verify the Identity (sin(2x))/(1+cos(2x))=tan(x)
(sec(x)−csc(x))/(sec(x)+csc(x))=(tan(x)−1)/(tan(x)+1)	(tan(x)−1)/(tan(x)+1)	Verify the Identity
sec2(x)*(1−sin2(x))−1=0	0	Verify the Identity sec(x)^2(1-sin(x)^2)-1=0
sec(x)−sec(x)=tan(x)+tan(x)	tan(x)+tan(x)	Verify the Identity sec(x)^4-sec(x)^2=tan(x)^4+tan(x)^2
sec2(x)*csc2(x)=sec2(x)+csc2(x)	sec2(x)+csc2(x)	Verify the Identity sec(x)^2csc(x)^2=sec(x)^2+csc(x)^2
sec2(x)+csc2(x)=sec2(x)*csc2(x)	sec2(x)*csc2(x)	Verify the Identity sec(x)^2+csc(x)^2=sec(x)^2csc(x)^2
cos(π−x)=−cos(x)	−cos(x)	Verify the Identity cos(pi-x)=-cos(x)
cos(x)*sec(x)=1	1	Verify the Identity cos(x)sec(x)=1
cot(2u)=(cot2(u)−1)/(2cot(u))	(cot2(u)−1)/(2*cot(u))	Verify the Identity cot(2u)=(cot(u)^2+1)/(2cot(u))
cos(x−π)=−cos(x)	−cos(x)	Verify the Identity cos(x-pi)=-cos(x)
cot(x)=cos(x)*csc(x)	cos(x)*csc(x)	Verify the Identity cot(x)=cos(x)csc(x)
csc(x)=cot(x)*sec(x)	cot(x)*sec(x)	Verify the Identity csc(x)=cot(x)sec(x)
tan2(t)/sec(t)=sec(t)−cos(t)	sec(t)−cos(t)	Verify the Identity (tan(t)^2)/(sec(t))=sec(t)-cos(t)
(sin(x)−cos(x)+1)/(sin(x)+cos(x)−1)=(sin(x)+1)/cos(x)	(sin(x)+1)/cos(x)	Verify the Identity
(1+sin(x))*(1−sin(x))=cos2(x)	cos2(x)	Verify the Identity (1+sin(x))(1-sin(x))=cos(x)^2
(1−cos(x))/(1+cos(x))=(csc(x)−cot(x))2	(csc(x)−cot(x))2	Verify the Identity (1-cos(x))/(1+cos(x))=(csc(x)-cot(x))^2
1/tan(x)+tan(x)=1/(sin(x)*cos(x))	1/(sin(x)*cos(x))	Verify the Identity 1/(tan(x))+tan(x)=1/(sin(x)cos(x))
1/(sec(x)−tan(x))=sec(x)+tan(x)	sec(x)+tan(x)	Verify the Identity 1/(sec(x)-tan(x))=sec(x)+tan(x)
cos(x)/(sec(x)*sin(x))=csc(x)−sin(x)	csc(x)−sin(x)	Verify the Identity (cos(x))/(sec(x)sin(x))=csc(x)-sin(x)
750	30	Find the Reference Angle 750 degrees
7	7−2*π	Find the Reference Angle 7
(2*π)/7	(5*π)/7	Find the Supplement (2pi)/7
(2*π)/9	(7*π)/9	Find the Supplement (2pi)/9
180−2	178	Find the Supplement 2
30	150	Find the Supplement 30 degrees
cos(15)	sin(75)	Find the Complement cos(15)
200	20	Find the Reference Angle 200
−210	30	Find the Reference Angle -210 degrees
110	70	Find the Reference Angle 110
111	69	Find the Reference Angle 111
100	80	Find the Reference Angle 100
−(7*π)/9	(2*π)/9	Find the Reference Angle -(7pi)/9
(4*π)/5	π/5	Find the Reference Angle (4pi)/5
(13*π)/3	π/3	Find the Reference Angle (13pi)/3
(7*π)/5	(2*π)/5	Find the Reference Angle (7pi)/5
(5*π)/2	π/2	Find the Reference Angle (5pi)/2
(13*π)/12	π/12	Find the Reference Angle (13pi)/12
(15*π)/4	π/4	Find the Reference Angle (15pi)/4
−1.4*π	0.4*π	Find the Reference Angle -1.4pi
(24*π)/7	(3*π)/7	Find the Reference Angle (24pi)/7
sin((3*π)/8)	see full solution →	Expand Using Sum/Difference Formulas sin((3pi)/8)
sin(20)	sin(50)cos(30)−cos(50)sin(30)	Expand Using Sum/Difference Formulas sin(20)
tan(π/8)	√(,2)−1	Expand Using Sum/Difference Formulas tan(pi/8)
y=tan(π*x)	Amplitude: None, Period: 1, Phase Shift: 0	Find Amplitude, Period, and Phase Shift y=tan(pix)
y=tan(1/2*x)	see full solution →	Find Amplitude, Period, and Phase Shift y=tan(1/2x)
y=sin(x+3)	see full solution →	Find Amplitude, Period, and Phase Shift y=sin(x+3)
y=sin(2*x−π)	1,Period=π,Phase Shift=π/2	Find Amplitude, Period, and Phase Shift y=sin(2x-pi)
y=cot(x/2)	see full solution →	Find Amplitude, Period, and Phase Shift y=cot(x/2)
ƒ(x)=sin(x)	1,Period=2*π,Phase Shift=0	Find Amplitude, Period, and Phase Shift f(x)=sin(x)
y=−5/9cos(7/3x)	see full solution →	Find Amplitude, Period, and Phase Shift y=-5/9cos(7/3x)
y=3sin(2x−π)	3,Period=π,Phase Shift=π/2	Find Amplitude, Period, and Phase Shift y=3sin(2x-pi)
y=3*sin(x−π/4)	3	Find Amplitude, Period, and Phase Shift y=3sin(x-pi/4)
y=−3sin(−6x+π/2)	see full solution →	Find Amplitude, Period, and Phase Shift y=-3sin(-6x+pi/2)
y=4cos(3x+π/2)	see full solution →	Find Amplitude, Period, and Phase Shift y=4cos(3x+pi/2)
y=1/2*sin(x+π/2)	1/2	Find Amplitude, Period, and Phase Shift y=1/2sin(x+pi/2)
y=−4sin(2π*x)	4,Period=1,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=-4sin(2pix)
y=−6*cos(x)	6,Period=2*π,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=-6cos(x)
y=2sin(1/2x)	2,Period=4*π,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=2sin(1/2x)
y=−2sin(πx)	2,Period=2,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=-2sin(pix)
y=2sin(5x)	2,Period=(2*π)/5,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=2sin(5x)
y=1/4*sin(x−π/2)	see full solution →	Find Amplitude, Period, and Phase Shift y=1/4sin(x-pi/2)
y=2sin(4x−π)	see full solution →	Find Amplitude, Period, and Phase Shift y=2sin(4x-pi)
y=2*tan(x)	see full solution →	Find Amplitude, Period, and Phase Shift y=2tan(x)
y=1/2*sin(x−π/4)	see full solution →	Find Amplitude, Period, and Phase Shift y=1/2*sin(x-pi/4)
y=1/4cos((2π)/3*x)	1/4,Period=3,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=1/4*cos((2pi)/3x)
ƒ(x)=tan(2*x+1)	see full solution →	Find Amplitude, Period, and Phase Shift f(x)=tan(2x+1)
sin((19*π)/4)	√(,2)/2	Find the Exact Value sin((19pi)/4)
sin(x)	1/2−1/2cos(2x)	Graph sin(x)^2
cot(420)	√(,3)/3	Evaluate cot(420 degrees )
tan(240)	√(,3)	Evaluate tan(240 degrees )
ƒ(x)=5tan(2x)	see full solution →	Find Amplitude, Period, and Phase Shift f(x)=5tan(2x)
66	(11*π)/30	Convert from Degrees to Radians 66
69	(23*π)/60	Convert from Degrees to Radians 69 degrees
63	(7*π)/20	Convert from Degrees to Radians 63
−55	−(11*π)/36	Convert from Degrees to Radians -55
57	(19*π)/60	Convert from Degrees to Radians 57
540	3*π	Convert from Degrees to Radians 540 degrees
720	4*π	Convert from Degrees to Radians 720 degrees
−72	−(2*π)/5	Convert from Degrees to Radians -72
5cos(θ)=2sec(θ)−3	see full solution →	Solve for x 5cos(theta)=2sec(theta)-3
73	(73*π)/180	Convert from Degrees to Radians 73
9	π/20	Convert from Degrees to Radians 9 degrees
9	π/20	Convert from Degrees to Radians 9
350	(35*π)/18	Convert from Degrees to Radians 350
380	(19*π)/9	Convert from Degrees to Radians 380
1080	6*π	Convert from Degrees to Radians 1080 degrees
sin(405)	√(,2)/2	Evaluate sin(405 degrees )
−110	−(11*π)/18	Convert from Degrees to Radians -110 degrees
162	(9*π)/10	Convert from Degrees to Radians 162
162	(9*π)/10	Convert from Degrees to Radians 162 degrees
190	(19*π)/18	Convert from Degrees to Radians 190 degrees
(9*π)/10	162	Convert from Radians to Degrees (9pi)/10
−20	−π/9	Convert from Degrees to Radians -20 degrees
216	(6*π)/5	Convert from Degrees to Radians 216
22.5	π/8	Convert from Degrees to Radians 22.5
310	(31*π)/18	Convert from Degrees to Radians 310 degrees
32	(8*π)/45	Convert from Degrees to Radians 32
320	(16*π)/9	Convert from Degrees to Radians 320 degrees
−285	−(19*π)/12	Convert from Degrees to Radians -285
255	(17*π)/12	Convert from Degrees to Radians 255 degrees
y=3sin(1/4x)	3	Find Amplitude, Period, and Phase Shift y=3sin(1/4x)
y=sin(7*x)	1,Period=(2*π)/7,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=sin(7x)
tan(105)	tan((7*π)/12)	Convert from Degrees to Radians tan(105)
900	5*π	Convert from Degrees to Radians 900
95	(19*π)/36	Convert from Degrees to Radians 95 degrees
12t8−75t4	3t4(2t2−5)(2*t2+5)	Factor 12t^8-75t^4
tan4(x)−sec4(x)	−(tan2(x)+sec2(x))	Factor tan(x)^4-sec(x)^4
cos(x)−sin2(x)−1	(cos(x)+2)*(cos(x)−1)	Factor cos(x)-sin(x)^2-1
cos(x)<0	see full solution →	Convert to Interval Notation cos(x)<0
sin(x)>0	see full solution →	Convert to Interval Notation sin(x)>0
(log_3)(729)	6	Expand the Logarithmic Expression log base 3 of 729
(log_2)(7.3)	(log_2)(73)−(log_2)(5)−1	Expand the Logarithmic Expression log base 2 of 7.3
(log_)(0.1)	−1	Expand the Logarithmic Expression log of 0.1
(11*π)/12	165	Convert from Radians to Degrees (11pi)/12
2.3* radians	414/π≈131.78	Convert from Radians to Degrees 2.3
0.6* radians	108/π≈34.377	Convert from Radians to Degrees 0.6
7.5* radians	1350/π≈429.72	Convert from Radians to Degrees 7.5
1/2∘	π/360	Convert from Degrees to Radians 1/2
π/12	π/12	Convert from Degrees to Radians pi/12
−100	−(5*π)/9	Convert from Degrees to Radians -100
−10	−π/18	Convert from Degrees to Radians -10
π/7	180/7∘	Convert from Degrees to Radians pi/7
−(13*π)/4	−585	Convert from Radians to Degrees -(13pi)/4
(13*π)/5	468	Convert from Radians to Degrees (13pi)/5
(13*π)/8	292.5	Convert from Radians to Degrees (13pi)/8
(15*π)/8	337.5	Convert from Radians to Degrees (15pi)/8
(29*π)/6	870	Convert from Radians to Degrees (29pi)/6
(17*π)/12	255	Convert from Radians to Degrees (17pi)/12
(−2√(,3),2)	see full solution →	Convert to Polar Coordinates (-2 square root of 3,2)
(8,−8)	(8,−8)⇒(8√(,2),(7*π)/4)	Convert to Polar Coordinates (8,-8)
(−6,(3*π)/2)	(0,6)	Convert to Rectangular Coordinates (-6,(3pi)/2)
(log_6)(36*x3)	2+3*(log_6)(x)	Simplify/Condense log base 6 of 36x^3
(−√(,3),1)	(2,(5*π)/6)	Convert to Polar Coordinates (- square root of 3,1)
(3,π/3)	(3,π/3)⇒Quadrant I	Find the Quadrant (3,pi/3)
(−4,−π/2)	Positive y-axis (between Quadrant I and II)	Find the Quadrant (-4,-pi/2)
(90*π)/180	π/2	Evaluate 90*pi/180
arccos(−√(,2)/2)	(3*π)/4	Evaluate arccos(-( square root of 2)/2)
sec(210)	−(2√(,3))/3	Evaluate sec(210)
sec(405)	√(,2)	Evaluate sec(405 degrees )
arccsc(2)	π/6	Evaluate arccsc(2)
cos(−1/2)	cos(1/2)	Evaluate cos(-1/2)
cos(40)	cos(40)≈0.7660	Evaluate cos(40)
2(3/5)(4/5)	24/25	Evaluate 2(3/5)(4/5)
3.7((5π)/3)	(37*π)/6	Evaluate 3.7((5pi)/3)
(30*π)/180	π/6	Evaluate 30*pi/180
4×180	720	Evaluate 4*180
cot((7*π)/4)	−1	Evaluate cot((7pi)/4)
sec(405)	√(,2)	Find the Exact Value sec(405)
tan(210)	√(,3)/3	Evaluate tan(210 degrees )
cot(90)	0	Evaluate cot(90 degrees )
sin(420)	√(,3)/2	Evaluate sin(420 degrees )
sin(30)+cos(60)	1/2	Evaluate sin(30 degrees )^2+cos(60 degrees )^2
sin(65)	sin(65)≈0.9063	Evaluate sin(65)
tan(120)	−√(,3)	Evaluate tan(120)
−8*i	8(cos((3π)/2)+isin((3π)/2))	Convert to Trigonometric Form -8i
2√(,3)+2*i	4(cos(π/6)+isin(π/6))	Convert to Trigonometric Form 2 square root of 3+2i
−3+3√(,3)*i	6(cos((2π)/3)+isin((2π)/3))	Convert to Trigonometric Form -3+3 square root of 3i
4−4*i	4√(,2)(cos(315)+isin(315))	Convert to Trigonometric Form 4-4i
4−4√(,3)*i	8(cos((5π)/3)+isin((5π)/3))	Convert to Trigonometric Form 4-4 square root of 3i
(3−2*i)8	see full solution →	Convert to Trigonometric Form (3-2i)^8
cos(2*x)	cos2(x)−sin2(x)	Expand Using De Moivre's Theorem cos(2x)
6x2−2x−3=0	(1±√(,19))/6	Solve Using the Square Root Property 6x^2-2x-3=0
√(,21/25)	√(,21)/5	Evaluate square root of 21/25
√(,(1−√(,3)/2)/2)	(√(,6)−√(,2))/4	Evaluate
√(,(1−3/5)/2)	√(,5)/5	Evaluate square root of (1-3/5)/2
Find sin(θ) given the point *(−8,6)	3/5	Find the Sine Given the Point (-8,6)
Find sin(θ) given the point *(5,5)	√(,2)/2	Find the Sine Given the Point (5,5)
Find cos(θ) given the point *(14,−14)	√(,2)/2	Find the Cosine Given the Point (14,-14)
cos(θ)* given the point *(16,30)	8/17	Find the Cosine Given the Point (16,30)
sin(θ)* given *(x,y)=(−15,8)	8/17	Find the Sine Given the Point (-15,8)
sin(θ)* given the point *(−10,24)	12/13	Find the Sine Given the Point (-10,24)
sin(θ)* given *(x,y)=(−3,−5)	−(5√(,34))/34	Find the Sine Given the Point (-3,-5)
sin(θ)* given the point *(2,−3)	−(3√(,13))/13	Find the Sine Given the Point (2,-3)
sin(θ)* given *(24,45)	15/17	Find the Sine Given the Point (24,45)
sin(θ)* given the point *(−20,48)	12/13	Find the Sine Given the Point (-20,48)
sin(θ)* given *(x,y)=(21,28)	4/5	Find the Sine Given the Point (21,28)
Find sin(θ) given the point *(√(,6),−√(,2))	−1/2	Find the Sine Given the Point ( square root of 6,- square root of 2)
sin(θ)* given *(x,y)=(√(,2)/2,√(,2)/2)	√(,2)/2	Find the Sine Given the Point
ƒ(x)=tan(x), at *(1/2,√(,3)/2)	√(,3)/2/1/2=√(,3)	Find the Tangent Given the Point (1/2,( square root of 3)/2)
(√(,3)/2,−1/2)	−√(,3)/3	Find the Tangent Given the Point (( square root of 3)/2,-1/2)
cos(θ)* given the point *(−6,−5)	−(6√(,61))/61	Find the Cosine Given the Point (-6,-5)
cos(θ)* given the point *(4,3)	4/5	Find the Cosine Given the Point (4,3)
cos(θ)* given the point *(−4,5)	−(4√(,41))/41	Find the Cosine Given the Point (-4,5)
Find cos(θ) given the point *(2,3)	(2√(,13))/13	Find the Cosine Given the Point (2,3)
(8,−15)	−15/8	Find the Tangent Given the Point (8,-15)
(−3,−4)	4/3	Find the Tangent Given the Point (-3,-4)
−(11*π)/9	Quadrant II	Find the Quadrant of the Angle -(11pi)/9
135	135∈Quadrant II	Find the Quadrant of the Angle 135
−120	−120* is in Quadrant III	Find the Quadrant of the Angle -120
−200	−200∈Quadrant II	Find the Quadrant of the Angle -200
−225	Quadrant II	Find the Quadrant of the Angle -225 degrees
(7*π)/3	Quadrant I	Find the Quadrant of the Angle (7pi)/3
−30	−30* is in Quadrant IV	Find the Quadrant of the Angle -30 degrees
30	Quadrant I	Find the Quadrant of the Angle 30
−30	−30* is in Quadrant IV	Find the Quadrant of the Angle -30
Quadrant of *θ=3.5	3.5∈Quadrant III	Find the Quadrant of the Angle 3.5
45	Quadrant I	Find the Quadrant of the Angle 45
ƒ(x)=1/(1−2*cos(x))	1/(1−2*cos(x))	Graph f(x)=1/(1-2cos(x))
π/6	30	Graph pi/6
π/2	π/2	Graph pi/2
π/4	45	Graph pi/4
y=sin(x−(3*π)/2)	sin(x−(3*π)/2)=cos(x)	Graph y=sin(x-(3pi)/2)
y=cot(3*x)	see full solution →	Graph y=cot(3x)
y=sin(7*x)	sin(7*x)	Graph y=sin(7x)
y=sin(1/4*x)	see full solution →	Graph y=sin(1/4x)
y=4sec(2x)	4sec(2x)	Graph y=4sec(2x)
y=csc((π*x)/2)	see full solution →	Graph y=csc((pix)/2)
y=−1/2cos(2x)	−1/2cos(2x)	Graph y=-1/2*cos(2x)
y=1/2cos(4x)	1/2cos(4x)	Graph y=1/2*cos(4x)
y=1/3*cos(x)	1/3*cos(x)	Graph y=1/3*cos(x)
y=2*sin(x−π/3)	2*sin(x−π/3)	Graph y=2sin(x-pi/3)
y=−sec(x)	−sec(x)	Graph y=-sec(x)
y=2*sec(x/2)	2*sec(x/2)	Graph y=2sec(x/2)
(x2)/25+(y2)/64=1	see full solution →	Graph (x^2)/25+(y^2)/64=1
sec(θ)=7,0<θ<π/2	see full solution →	Find the Other Trig Values in Quadrant I sec(theta)=7
sec(x)	arcsec(x)	Find the Inverse sec(x)
sin(−30)	−1/2	Evaluate sin(-30 degrees )
(11*π)/10	198	Convert from Radians to Degrees (11pi)/10
((x−1)2)/16+((y+2)2)/9=1	see full solution →	Graph ((x-1)^2)/16+((y+2)^2)/9=1
cos(θ)<0	see full solution →	Graph cos(theta)<0
y=5*cot(x)	5*cot(x)	Graph y=5cot(x)
y=3cos(2/3x)	see full solution →	Graph y=3cos(2/3x)
y=7*tan(x)	7*tan(x)	Graph y=7tan(x)
y=3cos(2π*x)	3cos(2π*x)	Graph y=3cos(2pix)
y=2*sin(x)−1/2	2*sin(x)−1/2	Graph y=2sin(x)-1/2
y=2sin(−4x)	2sin(−4x)=−2sin(4x)	Graph y=2sin(-4x)
y=2sec(1/2x)	2sec(1/2x)	Graph y=2sec(1/2x)
y=1/3cot(5x)	see full solution →	Graph y=1/3*cot(5x)
y=1/3cos(2x)	see full solution →	Graph y=1/3*cos(2x)
y=sin(1/2*x)	see full solution →	Graph sin(1/2x)
sin(6*x)	see full solution →	Graph sin(6x)
y=3cot((πx)/2)	3cot((πx)/2)	Graph y=3cot((pix)/2)
y=3cos(3x)	3cos(3x)	Graph y=3cos(3x)
y=3csc(2x)	3csc(2x)	Graph y=3csc(2x)
y=3sin(1/4x)	—	Graph y=3sin(1/4x)
y=−3sin(−2x+π/2)	3sin(2x−π/2)	Graph y=-3sin(-2x+pi/2)
ƒ(x)=−sin(x)	−sin(x)	Graph f(x)=-sin(x)
y=3*cos(x)+1	3*cos(x)+1	Graph y=3cos(x)+1
y=1/2sec((πx)/2)	1/2sec((πx)/2)	Graph y=1/2sec((pix)/2)
y=−4sin(3x)	−4sin(3x)	Graph y=-4sin(3x)
y=−4*sec(x)	−4*sec(x)	Graph y=-4sec(x)
y=5*sec(x)	5*sec(x)	Graph y=5sec(x)
y=4*sin(x)+3	—	Graph y=4sin(x)+3
y=3*cos(x)−2	3*cos(x)−2	Graph y=3cos(x)-2
y=sin(1/5*x)	see full solution →	Graph y=sin(1/5x)
y=sec(x+π)	sec(x+π)	Graph y=sec(x+pi)
y=sec(x−π/4)	sec(x−π/4)	Graph y=sec(x-pi/4)
y=4*cos(x)−1	4*cos(x)−1	Graph y=4cos(x)-1
y=sin(8*x)	sin(8*x)	Graph y=sin(8x)
y=sec(2x+(3π)/4)+1	sec(2x+(3π)/4)+1	Graph y=sec(2x+(3pi)/4)+1
y=−6sin(π/3x)+4	−6sin(π/3x)+4	Graph y=-6sin(pi/3x)+4
y=6sin(2x)	6sin(2x)	Graph y=6sin(2x)
y=7*cos(x)	7*cos(x)	Graph y=7cos(x)
y=8*sin(x)	8*sin(x)	Graph y=8sin(x)
y=tan(x)+2	tan(x)+2	Graph y=tan(x)+2
x=(7*π)/6	(7*π)/6	Graph x=(7pi)/6
(x2)/36+(y2)/20=1	see full solution →	Graph (x^2)/36+(y^2)/20=1
y=2*cos(x)−1	—	Graph y=2cos(x)-1
y=−5*tan(x)	−5*tan(x)	Graph y=-5tan(x)
√(,3)/2	√(,3)/2≈0.866	Graph ( square root of 3)/2
−(2*π)/3	−(2*π)/3	Graph (-2pi)/3
(5*π)/4	(5*π)/4=225	Graph (5pi)/4
sin(θ)=1/2	π/6+2πn,(5π)/6+2π*n	Graph sin(theta)=1/2
(log_2)(x)=y	y⇒x=2	Graph log base 2 of x=y
y=5*cos(x)	5*cos(x)	Graph 5cos(x)
y=−csc(x)	−csc(x)	Graph -csc(x)
y=2sin(2x)	2sin(2x)	Graph 2sin(2x)
y=7*csc(x)	7*csc(x)	Graph y=7csc(x)
ƒ(x)=1/2*tan(x)	1/2*tan(x)	Graph f(x)=1/2*tan(x)
(13*π)/2	1170	Convert from Radians to Degrees (13pi)/2
tan(θ)=−√(,3)	(2π)/3+nπ	Graph tan(theta)=- square root of 3
sec((2*π)/3)	−2	Evaluate sec((2pi)/3)
280	280∈Quadrant IV	Find the Quadrant of the Angle 280
−60	Quadrant IV	Find the Quadrant of the Angle -60
cos(105)	Quadrant II	Find the Quadrant of the Angle cos(105)
π/12	π/12∈Quadrant I	Find the Quadrant of the Angle pi/12
(9*π)/2	Quadrantal angle (positive y-axis)	Find the Quadrant of the Angle (9pi)/2
−(7*π)/6	Quadrant II	Find the Quadrant of the Angle -(7pi)/6
(17*π)/6	Quadrant II	Find the Quadrant of the Angle (17pi)/6
(11*π)/8	Quadrant III	Find the Quadrant of the Angle (11pi)/8
−(4*π)/3	The angle −(4π)/3 is in Quadrant II	Find the Quadrant of the Angle -(4pi)/3
−5*π	−5π is a quadrantal angle (on the negative x-axis)	Find the Quadrant of the Angle -5pi
120	Quadrant II	Find the Quadrant of the Angle 120
150	150∈Quadrant II	Find the Quadrant of the Angle 150
sec(0)	1	Evaluate sec(0 degrees )
−150	Quadrant III	Find the Quadrant of the Angle -150 degrees
(24,−7)	−7/24	Find the Tangent Given the Point (24,-7)
x2+y2=28,(−4,−2√(,3))	0	Find the Tangent Given the Point (-4,-2 square root of 3)
y=x2−4*x+2,(2,−2)	−2	Find the Tangent Given the Point (2,-2)
Find the Tangent Given the Point *(6,−7)	m*(x−6)	Find the Tangent Given the Point (6,-7)
(9,40)	40/9	Find the Tangent Given the Point (9,40)
cos(θ)* given *(x,y)=(24,7)	24/25	Find the Cosine Given the Point (24,7)
cos(θ)* given the point *(−24,7)	−24/25	Find the Cosine Given the Point (-24,7)
cos(θ)* given the point *(−2,5)	−(2√(,29))/29	Find the Cosine Given the Point (-2,5)
Find cos(θ) given the point *(3,−3)	√(,2)/2	Find the Cosine Given the Point (3,-3)
cos(θ)* given the point *(6,−7)	(6√(,85))/85	Find the Cosine Given the Point (6,-7)
Find cos(θ) given the point *(6,8)	3/5	Find the Cosine Given the Point (6,8)
cos(θ)* given the point *(−6,8)	−3/5	Find the Cosine Given the Point (-6,8)
cos(θ)* given the point *(8,15)	8/17	Find the Cosine Given the Point (8,15)
Find cos(θ) given the point *(9,−12)	3/5	Find the Cosine Given the Point (9,-12)
cos(θ)* given *(8,−6)	4/5	Find the Cosine Given the Point (8,-6)
y=x2+1,(1,2)	2*x	Find the Tangent Given the Point (1,2)
(10,24)	12/5	Find the Tangent Given the Point (10,24)
sin(θ)* given *(x,y)=(7/25,24/25)	24/25	Find the Sine Given the Point (7/25,24/25)
Find sin(θ) given the point *(2√(,3),−2)	−1/2	Find the Sine Given the Point (2 square root of 3,-2)
sin(θ)* given *(3,−2)	−(2√(,13))/13	Find the Sine Given the Point (3,-2)
Find sin(θ) given the point *(1,3)	(3√(,10))/10	Find the Sine Given the Point (1,3)
sin(θ)* given *(12,16)	4/5	Find the Sine Given the Point (12,16)
cos(θ)* given the point *(15,8)	15/17	Find the Cosine Given the Point (15,8)
cos(θ)* given the point *(−1,−3)	−√(,10)/10	Find the Cosine Given the Point (-1,-3)
sin(θ)* given the point *(−4,2)	√(,5)/5	Find the Sine Given the Point (-4,2)
sin(θ)* given the point *(−8,−15)	−15/17	Find the Sine Given the Point (-8,-15)
Find sin(θ) given the point *(−6,8)	4/5	Find the Sine Given the Point (-6,8)
sin(θ)* given *(7,24)	24/25	Find the Sine Given the Point (7,24)
sin(θ)* given the point *(−7,−4)	−(4√(,65))/65	Find the Sine Given the Point (-7,-4)
Find sin(θ) given the point *(8,6)	3/5	Find the Sine Given the Point (8,6)
4.25* rad	765/π≈243.507	Convert from Radians to Degrees 4.25rad
30√(,3)	30√(,3)≈51.961524	Evaluate 30 square root of 3
√(,8+15)	17	Evaluate square root of 8^2+15^2
√(,1−(5/6)2)	√(,11)/6	Evaluate square root of 1-(5/6)^2
√(,15+8)	17	Evaluate square root of 15^2+8^2
(5√(,26))/26	(5√(,26))/26	Evaluate (5 square root of 26)/26
√(,(1−(−8/17))/2)	(5√(,34))/34	Evaluate square root of (1-(-8/17))/2
2+2*i	2√(,2)(cos(π/4)+isin(π/4))	Expand Using De Moivre's Theorem 2+2i
(cos((2π)/3)+isin((2*π)/3))n	cos((2nπ)/3)+isin((2n*π)/3)	Expand Using De Moivre's Theorem (2pi)/3
(1+i)20	−1024	Expand Using De Moivre's Theorem (1+i)^20
√(,21)/5	√(,21)/5≈0.916515	Evaluate ( square root of 21)/5
(1+i)20	1024(cos(π)+isin(π))	Convert to Trigonometric Form (1+i)^20
(1−i)10	see full solution →	Convert to Trigonometric Form (1-i)^10
(1−i)8	16(cos(0)+isin(0))	Convert to Trigonometric Form (1-i)^8
−2−2*i	2√(,2)(cos((5π)/4)+isin((5π)/4))	Convert to Trigonometric Form -2-2i
3−3√(,3)*i	6(cos((5π)/3)+isin((5π)/3))	Convert to Trigonometric Form 3-3 square root of 3i
−3−3*i	3√(,2)(cos(225)+isin(225))	Convert to Trigonometric Form -3-3i
1+3*i	√(,10)(cos(arctan(3))+isin(arctan(3)))	Convert to Trigonometric Form 1+3i
−1−6*i	see full solution →	Convert to Trigonometric Form -1-6i
tan(−1)	tan(−1)≈−1.5574	Evaluate tan(-1)
sec(60)	2	Evaluate sec(60)
tan(225)	1	Evaluate tan(225)
sin(180)	0	Evaluate sin(180 degrees )
sin(50)	sin(50)≈0.7660	Evaluate sin(50)
sin(255)	−(√(,2)+√(,6))/4	Evaluate sin(255)
sin(10)	sin(10)≈−0.54402111	Evaluate sin(10)
sin(5/13)	sin(5/13)≈0.3752	Evaluate sin(5/13)
tan(40)	tan(40)≈0.8391	Evaluate tan(40)
tan(27)	tan(27)≈0.5095	Evaluate tan(27)
cos(180)	−1	Evaluate cos(180 degrees )
3*π	540	Convert from Radians to Degrees 3pi
2sin(45)+4cos(30)	√(,2)+2√(,3)	Evaluate 2sin(45 degrees )+4cos(30 degrees )
−(5*π)/3	π/3	Evaluate -(5pi)/3
45*(π/180)	π/4	Evaluate 45(pi/180)
2*π−π/2	(3*π)/2	Evaluate 2pi-pi/2
2*π+π/3	(7*π)/3	Evaluate 2pi+pi/3
2*p−p	p	Evaluate 2p-p
tan(150)	−√(,3)/3	Evaluate tan(150 degrees )
(270*π)/180	(3*π)/2	Evaluate 270*pi/180
2(7/25)(−24/25)	−336/625	Evaluate 2(7/25)(-24/25)
cos(37)	cos(37)≈0.7986	Evaluate cos(37)
cos(20)	cos(20)≈0.9397	Evaluate cos(20)
sin(210)	−1/2	Evaluate sin(210 degrees )
sin(60)+cos(45)	5/4	Evaluate sin(60 degrees )^2+cos(45 degrees )^2
cos((17*π)/6)	−√(,3)/2	Evaluate cos((17pi)/6)
tan(π/4)+sin(30)	3/2	Evaluate tan(pi/4)+sin(30 degrees )
arccos(−1/2)	(2*π)/3	Evaluate arccos(-1/2)
sin(3*θ)=−1	π/2+(2πk)/3	Solve for x sin(3theta)=-1
π−π/3	(2*π)/3	Evaluate pi-pi/3
sec(90)	undefined	Evaluate sec(90)
cot(π/12)	2+√(,3)	Evaluate cot(pi/12)
sec(180)	−1	Evaluate sec(180 degrees )
90×200	18000	Evaluate 90*200
sec(60)−tan(45)	3	Evaluate sec(60 degrees )^2-tan(45 degrees )^2
(√(,3),1)	(√(,3),1)⇒(2,π/6)	Convert to Polar Coordinates ( square root of 3,1)
g(x)=(x−3)2−1	see full solution →	Find the Domain and Range g(x)=(x-3)^2-1
(log_z)((x*y2)/64)	(log_z)(x)+2*(log_z)(y)−(log_z)(64)	Simplify/Condense log base z of (xy^2)/64
ln(e7)	7	Simplify/Condense natural log of e^7
cot(120)	−√(,3)/3	Evaluate cot(120 degrees )
sec(150)	−(2√(,3))/3	Evaluate sec(150 degrees )
(5,(3*π)/4)	(−(5√(,2))/2,(5√(,2))/2)	Convert to Rectangular Coordinates (5,(3pi)/4)
(−4,−4)	(−4,−4)⇒(−4cos(4),4sin(4))	Convert to Rectangular Coordinates (-4,-4)
(−8,8)	see full solution →	Convert to Polar Coordinates (-8,8)
(2,π/3)	(1,√(,3))	Convert to Rectangular Coordinates (2,pi/3)
(2,π/6)	(√(,3),1)	Convert to Rectangular Coordinates (2,pi/6)
(−3,0)	(−3,0)⇒(3,π)	Convert to Polar Coordinates (-3,0)
(2,2)	(2,2)⇒(2√(,2),π/4)	Convert to Polar Coordinates (2,2)
(−2,3)	(√(,13),π−arctan(3/2))	Convert to Polar Coordinates (-2,3)
(0,−3)	(3,(3*π)/2)	Convert to Polar Coordinates (0,-3)
(0,2)	(0,2)⇒(2,π/2)	Convert to Polar Coordinates (0,2)
(1,√(,3))	(2,π/3)	Convert to Polar Coordinates (1, square root of 3)
(7,−7)	(7√(,2),(7*π)/4)	Convert to Polar Coordinates (7,-7)
(9,−9)	(9√(,2),(7*π)/4)	Convert to Polar Coordinates (9,-9)
(−6,6)	(6√(,2),(3*π)/4)	Convert to Polar Coordinates (-6,6)
(3,−3)	(3,−3)⇒(3√(,2),(7*π)/4)	Convert to Polar Coordinates (3,-3)
(3,60)	(3√(,401),arctan(20))	Convert to Polar Coordinates (3,60)
π/36	5	Convert from Radians to Degrees pi/36
(7*π)/18	70	Convert from Radians to Degrees (7pi)/18
(3*π)/7	540/7∘	Convert from Radians to Degrees (3pi)/7
(35*π)/18	350	Convert from Radians to Degrees (35pi)/18
(3*π)/10	54	Convert from Radians to Degrees (3p)/10
−(29*π)/18	−290	Convert from Radians to Degrees -(29pi)/18
(19*π)/18	190	Convert from Radians to Degrees (19pi)/18
−(19*π)/12	−285	Convert from Radians to Degrees -(19pi)/12
(17*π)/36	85	Convert from Radians to Degrees (17pi)/36
(17*π)/9	340	Convert from Radians to Degrees (17pi)/9
(17*π)/3	1020	Convert from Radians to Degrees (17pi)/3
(13*π)/9	260	Convert from Radians to Degrees (13pi)/9
sin(x)=2/3,cos(x)=√(,5)/3	see full solution →	Find Trig Functions Using Identities
(5*π)/12	75	Convert from Degrees to Radians (5pi)/12
−54	−(3*π)/10	Convert from Degrees to Radians -54 degrees
−π	−180	Convert from Radians to Degrees -p
60* radians	10800/π∘	Convert from Radians to Degrees 60
−6*π	−1080	Convert from Radians to Degrees -6p
67.5* radians	12150/π∘	Convert from Radians to Degrees 67.5
−π/5	−36	Convert from Radians to Degrees -pi/5
−1.2* radians	−216/π∘≈−68.75	Convert from Radians to Degrees -1.2
−15*π	−2700	Convert from Radians to Degrees -15p
12*π	2160	Convert from Radians to Degrees 12p
1.3* radians	234/π≈74.48	Convert from Radians to Degrees 1.3
3.45* radians	621/π≈197.67	Convert from Radians to Degrees 3.45
240* radians	43200/π∘	Convert from Radians to Degrees 240
4.3* radians	774/π∘≈246.37	Convert from Radians to Degrees 4.3
(log_8)(1/64)	−2	Expand the Logarithmic Expression log base 8 of 1/64
(log_)(N−6)	(log_)(N−6)	Expand the Logarithmic Expression log of N-6
−1.9* radians	−342/π≈−108.86	Convert from Radians to Degrees -1.9
sin(x)−cos(x)	(sin(x)−cos(x))*(sin(x)+cos(x))	Factor by Grouping sin(x)^4-cos(x)^4
1−2*cos(x)+cos(x)	(cos(x)−1)2*(cos(x)+1)2	Factor by Grouping 1-2cos(x)^2+cos(x)^4
−3i−4j	−(3i+4j)	Factor -3i-4j
cos(x)*sin(x)	1/2sin(2x)	Factor cos(x)sin(x)
sin(x/2)	±√(,(1−cos(x))/2)	Factor sin(x/2)
sec(x)−2sec(x)tan(x)+tan(x)	1	Factor sec(x)^4-2sec(x)^2tan(x)^2+tan(x)^4
cos(105)	cos((7*π)/12)	Convert from Degrees to Radians cos(105)
−930	−(31*π)/6	Convert from Degrees to Radians -930
123	(41*π)/60	Convert from Degrees to Radians 123 degrees
30	π/6	Convert from Degrees to Radians sec(30)
22.5	π/8	Convert from Degrees to Radians tan(22.5)
sin(30)	sin(π/6)	Convert from Degrees to Radians sin(30)
sin(75)	sin((5*π)/12)	Convert from Degrees to Radians sin(75)
60	π/3	Convert from Degrees to Radians tan(60)
y=4sin(2x)	4,Period=π,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=4sin(2x)
y=2*cos(θ)	2,Period=2*π,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=2cos(theta)
ƒ(t)=2/3*cos(t)	2/3,Period=2*π,Phase Shift=0	Find Amplitude, Period, and Phase Shift f(t)=2/3*cos(t)
(21*π)/4	945	Convert from Radians to Degrees (21pi)/4
ƒ(x)=−2*sin(x−π)	2,Period=2*π,Phase Shift=π	Find Amplitude, Period, and Phase Shift f(x)=-2sin(x-pi)
csc(θ)	1/sin(θ)	Simplify csc(theta)
ƒ(x)=−3sin(4x−π)+2	see full solution →	Find Amplitude, Period, and Phase Shift f(x)=-3sin(4x-pi)+2
ƒ(x)=3cos(4x−π)+2	see full solution →	Find Amplitude, Period, and Phase Shift f(x)=3cos(4x-pi)+2
(25*π)/6	750	Convert from Radians to Degrees (25pi)/6
26	(13*π)/90	Convert from Degrees to Radians 26
−280	−(14*π)/9	Convert from Degrees to Radians -280 degrees
−320	−(16*π)/9	Convert from Degrees to Radians -320
32	(8*π)/45	Convert from Degrees to Radians 32 degrees
23	(23*π)/180	Convert from Degrees to Radians 23
215	(43*π)/36	Convert from Degrees to Radians 215 degrees
190	(19*π)/18	Convert from Degrees to Radians 190
17	(17*π)/180	Convert from Degrees to Radians 17 degrees
178	(89*π)/90	Convert from Degrees to Radians 178
−145	−(29*π)/36	Convert from Degrees to Radians -145
115	(23*π)/36	Convert from Degrees to Radians 115 degrees
12	π/15	Convert from Degrees to Radians 12 degrees
csc(405)	√(,2)	Evaluate csc(405 degrees )
−140	−(7*π)/9	Convert from Degrees to Radians -140
124	(31*π)/45	Convert from Degrees to Radians 124
390	(13*π)/6	Convert from Degrees to Radians 390 degrees
3960	22*π	Convert from Degrees to Radians 3960
400	(20*π)/9	Convert from Degrees to Radians 400 degrees
3	π/60	Convert from Degrees to Radians 3p
324	(9*π)/5	Convert from Degrees to Radians 324
−340	−(17*π)/9	Convert from Degrees to Radians -340
−36	−π/5	Convert from Degrees to Radians -36 degrees
−35	−(7*π)/36	Convert from Degrees to Radians -35
−420	−(7*π)/3	Convert from Degrees to Radians -420
43	(43*π)/180	Convert from Degrees to Radians 43
46	(23*π)/90	Convert from Degrees to Radians 46 degrees
51	(17*π)/60	Convert from Degrees to Radians 51 degrees
5	π/36	Convert from Degrees to Radians 5 degrees
495	(11*π)/4	Convert from Degrees to Radians 495 degrees
−480	−(8*π)/3	Convert from Degrees to Radians -480 degrees
490	(49*π)/18	Convert from Degrees to Radians 490
4	π/45	Convert from Degrees to Radians 4p
sin(−180)	0	Evaluate sin(-180 degrees )
−765	−(17*π)/4	Convert from Degrees to Radians -765
sin(θ)>0,tan(θ)<0	Quadrant II⇒90<θ<180	Graph sin(theta)>0 , tan(theta)<0
cos(−π)	−1	Evaluate cos(-pi)
78	(13*π)/30	Convert from Degrees to Radians 78
−70	−(7*π)/18	Convert from Degrees to Radians -70
tan(750)	√(,3)/3	Evaluate tan(750 degrees )
(sin(x)−cos(x))/(sec(x)−csc(x))=sin(2*x)/2	sin(2*x)/2	Verify the Identity
57	(19*π)/60	Convert from Degrees to Radians 57 degrees
−600	−(10*π)/3	Convert from Degrees to Radians -600
600	(10*π)/3	Convert from Degrees to Radians 600 degrees
6	π/30	Convert from Degrees to Radians 6 degrees
−600	−(10*π)/3	Convert from Degrees to Radians -600 degrees
64	(16*π)/45	Convert from Degrees to Radians 64
690	(23*π)/6	Convert from Degrees to Radians 690 degrees
675	(15*π)/4	Convert from Degrees to Radians 675
67.5	(3*π)/8	Convert from Degrees to Radians 67.5
y=cos(x)+3	1,Period=2*π,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=cos(x)+3
y=1/4sin(5x+π)	see full solution →	Find Amplitude, Period, and Phase Shift y=1/4sin(5x+pi)
ƒ(x)=4sin(3x)	4,Period=(2*π)/3,Phase Shift=0	Find Amplitude, Period, and Phase Shift f(x)=4sin(3x)
ƒ(x)=sec(x)	see full solution →	Find Amplitude, Period, and Phase Shift f(x)=sec(x)
y=1/4*sin(x)	1/4,Period=2*π,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=1/4*sin(x)
y=5/2*cos(x/2)	5/2,Period=4*π,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=5/2*cos(x/2)
y=1/2cot(πx)	see full solution →	Find Amplitude, Period, and Phase Shift y=1/2*cot(pix)
y=1/2sin(2x+3*π)	see full solution →	Find Amplitude, Period, and Phase Shift y=1/2*sin(2x+3pi)
y=−sin(4*x)	1,Period=π/2,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=-sin(4x)
y=sin(x)+4	1,Period=2*π,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=sin(x)+4
y=9/7cos(−(2π)/7*x)	9/7,Period=7,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=9/7cos(-(2pi)/7x)
y=3cos(1/2x)	3,Period=4*π,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=3cos(1/2x)
y=2sin(3x−π/2)+1	see full solution →	Find Amplitude, Period, and Phase Shift y=2sin(3x-pi/2)+1
y=2sin(2x)	2,Period=π,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=2sin(2x)
y=2sin(−4x)	2,Period=π/2,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=2sin(-4x)
y=sin(x)+3	1,Period=2*π,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=sin(x)+3
y=5cos(4x)	5,Period=π/2,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=5cos(4x)
y=−2*sec(x)	see full solution →	Find Amplitude, Period, and Phase Shift y=-2sec(x)
y=2sin(1/3x)	2,Period=6*π,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=2sin(1/3x)
y=2sin(1/4x)	2,Period=8*π,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=2sin(1/4x)
y=−2cos(6x)	2,Period=π/3,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=-2cos(6x)
y=5sin(3x−π)	see full solution →	Find Amplitude, Period, and Phase Shift y=5sin(3x-pi)
y=−4sin(3x)	4,Period=(2*π)/3,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=-4sin(3x)
y=sin(π+4*x)	see full solution →	Find Amplitude, Period, and Phase Shift y=sin(pi+4x)
y=−4cos(πx)	4,Period=2,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=-4cos(pix)
y=4cos(2x−π)	4,Period=π,Phase Shift=π/2	Find Amplitude, Period, and Phase Shift y=4cos(2x-pi)
y=3sin(2x−π/2)	3,Period=π,Phase Shift=π/4	Find Amplitude, Period, and Phase Shift y=3sin(2x-pi/2)
y=1/4cos(3x)	see full solution →	Find Amplitude, Period, and Phase Shift y=1/4cos(3x)
y=3tan(2x−π)+1	see full solution →	Find Amplitude, Period, and Phase Shift y=3tan(2x-pi)+1
y=3cos(πx)	3,Period=2,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=3cos(pix)
y=3*cos(x+π/4)	3	Find Amplitude, Period, and Phase Shift y=3cos(x+pi/4)
y=cot(2*x)	see full solution →	Find Amplitude, Period, and Phase Shift y=cot(2x)
y=cos(x+π/4)	1	Find Amplitude, Period, and Phase Shift y=cos(x+pi/4)
y=sin(−3*x)	1,Period=(2*π)/3,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=sin(-3x)
y=sin(1/2*x)	1,Period=4*π,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=sin(1/2x)
y=sin(1/3*x)	1,Period=6*π,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=sin(1/3x)
y=sin(x−π/6)	1,Period=2*π,Phase Shift=π/6	Find Amplitude, Period, and Phase Shift y=sin(x-pi/6)
y=sin(x−2)	1,Period=2*π,Phase Shift=2	Find Amplitude, Period, and Phase Shift y=sin(x-2)
y=5sin(2x)	5,Period=π,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=5sin(2x)
y=tan(x−π/4)	see full solution →	Find Amplitude, Period, and Phase Shift y=tan(x-pi/4)
y=cos(x)−4	1,Period=2*π,Phase Shift=0	Find Amplitude, Period, and Phase Shift y=cos(x)-4
cos((17*π)/12)	(√(,2)−√(,6))/4	Expand Using Sum/Difference Formulas cos((17pi)/12)
cos(−15)	(√(,6)+√(,2))/4	Expand Using Sum/Difference Formulas cos(-15)
cos(120)	−1/2	Expand Using Sum/Difference Formulas cos(120)
sec(−(11*π)/12)	√(,2)−√(,6)	Expand Using Sum/Difference Formulas sec((-11pi)/12)
y=1/3*sin(x+π/2)	see full solution →	Find Amplitude, Period, and Phase Shift y=1/3sin(x+pi/2)
sin(255)	(−√(,2)−√(,6))/4	Expand Using Sum/Difference Formulas sin(255)
sin(225)	−√(,2)/2	Expand Using Sum/Difference Formulas sin(225)
sin(π/8)	√(,2−√(,2))/2	Expand Using Sum/Difference Formulas sin(pi/8)
sin((7*π)/8)	see full solution →	Expand Using Sum/Difference Formulas sin((7pi)/8)
sin(120)	√(,3)/2	Expand Using Sum/Difference Formulas sin(120)
(15*π)/7	π/7	Find the Reference Angle (15pi)/7
(6*π)/5	π/5	Find the Reference Angle (6pi)/5
(7*π)/2	π/2	Find the Reference Angle (7pi)/2
−(4*π)/3	π/3	Find the Reference Angle -(4pi)/3
(5*π)/8	(3*π)/8	Find the Reference Angle (5pi)/8
−(7*π)/4	π/4	Find the Reference Angle -(7pi)/4
(25*π)/6	π/6	Find the Reference Angle (25pi)/6
(2*π)/5	(2*π)/5	Find the Reference Angle (2pi)/5
105	75	Find the Reference Angle 105 degrees
−105	75	Find the Reference Angle -105 degrees
220	40	Find the Reference Angle 220
230	230−180=50	Find the Reference Angle 230
−225	45	Find the Reference Angle -225
sec(270)	undefined	Find the Exact Value sec(270)
−2	π−2	Find the Reference Angle -2
15	15	Find the Reference Angle 15
165	15	Find the Reference Angle 165
−160	20	Find the Reference Angle -160
420	60	Find the Reference Angle 420
420	60	Find the Reference Angle 420 degrees
447	87	Find the Reference Angle 447
−45	45	Find the Reference Angle -45 degrees
−30	30	Find the Reference Angle -30
−110	70	Find the Reference Angle -110 degrees
315	45	Find the Reference Angle 315 degrees
sec(−300)	2	Find the Exact Value sec(-300 degrees )
sin((2*π)/3)	√(,3)/2	Find the Exact Value sin(2*pi/3)
285	75	Find the Reference Angle 285
250	70	Find the Reference Angle 250
(3*π)/8	π/8	Find the Complement (3pi)/8
Find the complement of *3	87	Find the Complement 3
0.5	0.5	Find the Complement 0.5
(5*π)/12	π/12	Find the Complement (5pi)/12
150	−60	Find the Complement 150 degrees
180−50	130	Find the Supplement 50 degrees
π−(11*π)/12	π/12	Find the Supplement (11pi)/12
(5*π)/12	(7*π)/12	Find the Supplement (5pi)/12
(7*π)/4	−(3*π)/4	Find the Supplement (7pi)/4
π/10	(9*π)/10	Find the Supplement pi/10
70	70	Find the Reference Angle 70
90	90	Find the Reference Angle 90 degrees
−60	60	Find the Reference Angle -60
6	2*π−6	Find the Reference Angle 6
cos(120)	60	Find the Reference Angle cos(120)
cos(75)	75	Find the Reference Angle cos(75)
tan(405)	45	Find the Reference Angle tan(405)
cos(a−b)/(cos(a)*sin(b))=tan(a)+cot(b)	tan(a)+cot(b)	Verify the Identity (cos(a-b))/(cos(a)sin(b))=tan(a)+cot(b)
1/(1−cos(x))+1/(1+cos(x))=2*csc2(x)	2*csc2(x)	Verify the Identity 1/(1-cos(x))+1/(1+cos(x))=2csc(x)^2
(1+cos(x))/(1−cos(x))−(1−cos(x))/(1+cos(x))=4cot(x)csc(x)	4cot(x)csc(x)	Verify the Identity
1/(sec(x)*tan(x))=csc(x)−sin(x)	csc(x)−sin(x)	Verify the Identity 1/(sec(x)tan(x))=csc(x)-sin(x)
(1−cos(x))/sin(x)=sin(x)/(1+cos(x))	sin(x)/(1+cos(x))	Verify the Identity (1-cos(x))/(sin(x))=(sin(x))/(1+cos(x))
(1−cos(x))/sin(x)=csc(x)−cot(x)	csc(x)−cot(x)	Verify the Identity (1-cos(x))/(sin(x))=csc(x)-cot(x)
(sec(x)−1)*(sec(x)+1)=tan2(x)	tan2(x)	Verify the Identity (sec(x)-1)(sec(x)+1)=tan(x)^2
(5sin(x)+5cos(x))2=25+25sin(2x)	25+25sin(2x)	Verify the Identity (5sin(x)+5cos(x))^2=25+25sin(2x)
(sin(x)+cos(x))2=1+2sin(x)cos(x)	1+2sin(x)cos(x)	Verify the Identity (sin(x)+cos(x))^2=1+2sin(x)cos(x)
(tan(x)*sin(x))/(sec2(x)−1)=cos(x)	cos(x)	Verify the Identity (tan(x)*sin(x))/(sec(x)^2-1)=cos(x)
cot2(x)/csc(x)=csc(x)−sin(x)	csc(x)−sin(x)	Verify the Identity (cot(x)^2)/(csc(x))=csc(x)-sin(x)
(tan2(x)cos(x))/(2sec(x))=1/2*sin2(x)	1/2*sin2(x)	Verify the Identity (tan(x)^2cos(x))/(2sec(x))=1/2*sin(x)^2
sec2(x)/tan(x)=sec(x)*csc(x)	sec(x)*csc(x)	Verify the Identity (sec(x)^2)/(tan(x))=sec(x)csc(x)
cos(x)+sin(x)*tan(x)=sec(x)	sec(x)	Verify the Identity cos(x)+sin(x)tan(x)=sec(x)
csc(2x)=csc(x)/(2cos(x))	csc(x)/(2*cos(x))	Verify the Identity csc(2x)=(csc(x))/(2cos(x))
csc(x)(2sin(x)−√(,2))=0	see full solution →	Verify the Identity csc(x)(2sin(x)- square root of 2)=0
cot(π/2−x)=tan(x)	tan(x)	Verify the Identity cot(pi/2-x)=tan(x)
cos(x+y)*cos(x−y)=cos2(x)−sin2(y)	cos2(x)−sin2(y)	Verify the Identity cos(x+y)cos(x-y)=cos(x)^2-sin(y)^2
cos(x)*cot(x)+sin(x)=csc(x)	csc(x)	Verify the Identity cos(x)cot(x)+sin(x)=csc(x)
cos(x)−cos(x)/(1−tan(x))=(sin(x)*cos(x))/(sin(x)−cos(x))	(sin(x)*cos(x))/(sin(x)−cos(x))	Verify the Identity
sec(x)/tan(x)−tan(x)/sec(x)=cos(x)*cot(x)	cos(x)*cot(x)	Verify the Identity
sin(3x)/(sin(x)cos(x))=4*cos(x)−sec(x)	4*cos(x)−sec(x)	Verify the Identity (sin(3x))/(sin(x)cos(x))=4cos(x)-sec(x)
csc2(x)*(1−cos2(x))=1	1	Verify the Identity csc(x)^2(1-cos(x)^2)=1
csc(x)/sin(x)−cot(x)/tan(x)=1	1	Verify the Identity (csc(x))/(sin(x))-(cot(x))/(tan(x))=1
cot2(x)−cos2(x)=cot2(x)*cos2(x)	cot2(x)*cos2(x)	Verify the Identity cot(x)^2-cos(x)^2=cot(x)^2cos(x)^2
cos(x)−sin(x)=1−2*sin(x)	1−2*sin(x)	Verify the Identity cos(x)^4-sin(x)^4=1-2sin(x)^2
tan(2x)+sin(2x)+cos(2x)=sec(2x)	sec(2*x)	Verify the Identity tan(2x)^2+sin(2x)^2+cos(2x)^2=sec(2x)^2
(tan(x)−1)/(tan(x)+1)=(1−cot(x))/(1+cot(x))	(1−cot(x))/(1+cot(x))	Verify the Identity
13sec(x)sin(x)=13cot(x)tan2(x)	13cot(x)tan2(x)	Verify the Identity 13sec(x)sin(x)=13cot(x)tan(x)^2
tan(A)/sec(A)=sin(A)	sin(A)	Verify the Identity (tan(A))/(sec(A))=sin(A)
29/tan(12)	29*cot(12)	Find the Exact Value 29/(tan(12))
sin(t)*tan(t)=(1−cos2(t))/cos(t)	(1−cos2(t))/cos(t)	Verify the Identity sin(t)tan(t)=(1-cos(t)^2)/(cos(t))
sin(x)*sec(x)=tan(x)	tan(x)	Verify the Identity sin(x)*sec(x)=tan(x)
sin(3*x)=−1	−1⇒x=π/2+(2πn)/3	Verify the Identity sin(3x)=-1
sin(π/2−x)*tan(x)=sin(x)	sin(x)	Verify the Identity sin(pi/2-x)tan(x)=sin(x)
sin(x)sec(x)cot(x)=1	1	Verify the Identity sin(x)sec(x)cot(x)=1
sin(2*x)+sin(x)=0	sin(x)(2cos(x)+1)=0	Verify the Identity sin(2x)+sin(x)=0
sec(y)+tan(y)=cos(y)/(1−sin(y))	cos(y)/(1−sin(y))	Verify the Identity sec(y)+tan(y)=(cos(y))/(1-sin(y))
sin(x+2*π)=sin(x)	sin(x)	Verify the Identity sin(x+2pi)=sin(x)
tan(x/2)=csc(x)−cot(x)	csc(x)−cot(x)	Verify the Identity tan(x/2)=csc(x)-cot(x)
tan(x)*(csc(x)−sin(x))=cos(x)	cos(x)	Verify the Identity tan(x)(csc(x)-sin(x))=cos(x)
tan(2*π−x)=−tan(x)	−tan(x)	Verify the Identity tan(2pi-x)=-tan(x)
tan(x)+sec(x)=cos(x)/(1−sin(x))	cos(x)/(1−sin(x))	Verify the Identity tan(x)+sec(x)=(cos(x))/(1-sin(x))
tan(x)cos(x)csc(x)=1	1	Verify the Identity tan(x)cos(x)csc(x)=1
tan(x−π)=tan(x)	tan(x)	Verify the Identity tan(x-pi)=tan(x)
arcsin(1/5)	arcsin(1/5)	Find the Exact Value arcsin(1/5)
arcsin(sin((2*π)/3))	π/3	Find the Exact Value arcsin(sin((2pi)/3))
arcsin(sin((4*π)/9))	(4*π)/9	Find the Exact Value arcsin(sin((4pi)/9))
cos(165)	(−√(,2)−√(,6))/4	Find the Exact Value cos(165)
cos(165)	(−√(,2)−√(,6))/4	Find the Exact Value cos(165 degrees )
arccos(−0.546)	arccos(−0.546)≈2.1486* radians	Find the Exact Value arccos(-0.546)
arccos(0.56)	arccos(14/25)	Find the Exact Value arccos(0.56)
arccos(1/3)	arccos(1/3)	Find the Exact Value arccos(1/3)
arccos(π/3)	Undefined	Find the Exact Value arccos(pi/3)
arccos(cos(π/3))	π/3	Find the Exact Value arccos(cos(pi/3))
arccos(sin(π/3))	π/6	Find the Exact Value arccos(sin(pi/3))
cos(3/4)	cos(3/4)	Find the Exact Value cos(3/4)
cos(−3/4)	cos(3/4)	Find the Exact Value cos(-3/4)
cos((25*π)/3)	1/2	Find the Exact Value cos((25pi)/3)
cos((23*π)/12)	(√(,6)+√(,2))/4	Find the Exact Value cos((23pi)/12)
cos(2/3*π)	−1/2	Find the Exact Value cos(2/3*pi)
cos(2/5)	cos(2/5)	Find the Exact Value cos(2/5)
cos((16*π)/3)	−1/2	Find the Exact Value cos((16pi)/3)
cos(−(11*π)/4)	−√(,2)/2	Find the Exact Value cos(-(11pi)/4)
cos(12/15)	cos(4/5)	Find the Exact Value cos(12/15)
sin(π/6)	1/4	Find the Exact Value sin(pi/6)^2
sin(6*π)	0	Find the Exact Value sin(6pi)
sin((π/4)2)	sin((π2)/16)	Find the Exact Value sin((pi/4)^2)
tan(25)	(1−cos(50))/sin(50)	Find the Exact Value tan(25 degrees )
2*cos(π/4)	√(,2)	Find the Exact Value 2cos(pi/4)
2910*sin(8818)	2910*sin(8818)	Find the Exact Value 2910sin(8818)
2*cos(π/2)	0	Find the Exact Value 2cos(pi/2)
2*cos(π/6)	√(,3)	Find the Exact Value 2cos(pi/6)
2*sin(π)	0	Find the Exact Value 2sin(pi)
3*sin(π/2)	3	Find the Exact Value 3sin(pi/2)
arcsec(−9)	arccos(−1/9)	Find the Exact Value arcsec(-9)
sec(π/4)	2	Find the Exact Value sec(pi/4)^2
sin((3*π)/4)	√(,2)/2	Find the Exact Value (sin(3pi))/4
cot((17*π)/4)	1	Find the Exact Value cot((17pi)/4)
arccos(sin((7*π)/4))	(3*π)/4	Find the Exact Value arccos(sin((7pi)/4))
cos(360)	1	Find the Exact Value cos(360 degrees )
arcsin(3/8)	arcsin(3/8)	Find the Exact Value arcsin(3/8)
arccos(cos((5*π)/7))	(5*π)/7	Find the Exact Value arccos(cos((5pi)/7))
arccos(sin(π/4))	π/4	Find the Exact Value arccos(sin(pi/4))
arccos(8/10)	arccos(4/5)	Find the Exact Value arccos(8/10)
arctan(2/7)	arctan(2/7)	Find the Exact Value arctan(2/7)
arctan(24/7)	arctan(24/7)	Find the Exact Value arctan(24/7)
arctan(3/7)	arctan(3/7)	Find the Exact Value arctan(3/7)
arcsin(cos(π/2))	0	Find the Exact Value arcsin(cos(pi/2))
arcsin(sin((5*π)/8))	(3*π)/8	Find the Exact Value arcsin(sin((5pi)/8))
arctan(8)	arctan(8)	Find the Exact Value arctan(8)
sin(70)	sin(70)	Find the Exact Value sin(70 degrees )
arctan(tan(π/4))	π/4	Find the Exact Value arctan(tan(pi/4))
π/8	22.5	Expand the Trigonometric Expression pi/8
sec4(x)−tan4(x)	1+2*tan2(x)	Expand the Trigonometric Expression sec(x)^4-tan(x)^4
sin(x)/cos(x)+cos(x)/sin(x)	csc(x)*sec(x)	Expand the Trigonometric Expression (sin(x))/(cos(x))+(cos(x))/(sin(x))
sin4(x)−cos4(x)	−cos(2*x)	Expand the Trigonometric Expression sin(x)^4-cos(x)^4
1−cos(a)	2*sin2(a/2)	Expand the Trigonometric Expression 1-cos(a)
cos((2*π)/3)	−1/2	Find the Value Using the Unit Circle cos((2pi)/3)
cos((3*π)/4)	−√(,2)/2	Find the Value Using the Unit Circle cos((3pi)/4)
cos(π/12)	(√(,6)+√(,2))/4	Find the Value Using the Unit Circle cos(pi/12)
cos(1/3)	cos(1/3)≈0.9449569	Find the Value Using the Unit Circle cos(1/3)
sin(x)*cos(x)	1/2sin(2x)	Expand the Trigonometric Expression sin(x)cos(x)
sin(x/2)	±√(,(1−cos(x))/2)	Expand the Trigonometric Expression sin(x/2)
sin(61)	sin(61)	Find the Exact Value sin(61)
sin(68)	see full solution →	Find the Exact Value sin(68)
tan(75)	2+√(,3)	Find the Exact Value tan(75)
sin(7.5)	√(,8−2√(,6)−2√(,2))/4	Find the Exact Value sin(7.5)
sec(675)	√(,2)	Find the Exact Value sec(675)
sin(−75)	−(√(,6)+√(,2))/4	Find the Exact Value sin(-75)
sin(74)	see full solution →	Find the Exact Value sin(74)
sin(45)*cos(30)	√(,6)/4	Find the Exact Value sin(45)cos(30)
cos(18*π)	1	Find the Exact Value cos(18pi)
cot(180)	undefined	Find the Exact Value cot(180 degrees )
sin(−810)	−1	Find the Exact Value sin(-810)
sin(arccos(3/4))	√(,7)/4	Find the Exact Value sin(arccos(3/4))
sin(h(0))	0	Find the Exact Value sin(h(0))
tan(−(7*π)/3)	−√(,3)	Find the Exact Value tan(-(7pi)/3)
tan((7*π)/24)	√(,6)−√(,3)−√(,2)+2	Find the Exact Value tan(7/24)
tan(−(5*π)/12)	−2−√(,3)	Find the Exact Value tan((-5pi)/12)
tan(−(5*π)/2)	Undefined	Find the Exact Value tan(-(5pi)/2)
tan((9*π)/8)	√(,2)−1	Find the Exact Value tan((9pi)/8)
tan(arcsin(−24/26))	−12/5	Find the Exact Value tan(arcsin(-24/26))
tan(arcsin(4/7))	(4√(,33))/33	Find the Exact Value tan(arcsin(4/7))
sin(47)	sin(47)	Find the Exact Value sin(47 degrees )
tan(arcsin(−12/13))	−12/5	Find the Exact Value tan(arcsin(-12/13))
tan(π/9)	tan(π/9)	Find the Exact Value tan(pi/9)
tan(arctan(π))	π	Find the Exact Value tan(arctan(pi))
tan(0.4)	tan(0.4)	Find the Exact Value tan(0.4)
tan(arcsin(8/9))	(8√(,17))/17	Find the Exact Value tan(arcsin(8/9))
tan(3/2)	tan(3/2)	Find the Exact Value tan(3/2)
tan((19*π)/4)	−1	Find the Exact Value tan((19pi)/4)
tan(1/4)	tan(1/4)	Find the Exact Value tan(1/4)
tan(100)	−tan(80)	Find the Exact Value tan(100)
tan(3.4)	tan(3.4)	Find the Exact Value tan(3.4)
tan(300+45)	√(,3)−2	Find the Exact Value tan(300+45)
tan(7)	tan(7)	Find the Exact Value tan(7)
tan(56)	tan(56)	Find the Exact Value tan(56)
tan(−75)	−2−√(,3)	Find the Exact Value tan(-75)
tan(87)	tan(87)	Find the Exact Value tan(87)
tan(855)	−1	Find the Exact Value tan(855)
tan(41)	tan(41)	Find the Exact Value tan(41)
tan(510)	−√(,3)/3	Find the Exact Value tan(510)
tan(49)	tan(49)	Find the Exact Value tan(49)
cos(−(7*π)/4)	√(,2)/2	Find the Exact Value cos(-(7pi)/4)
(x+2)3	x3+6x2+12x+8	Expand the Trigonometric Expression (x+2)^3
sin(arctan(−4))	−(4√(,17))/17	Find the Exact Value sin(arctan(-4))
sin(0.1)	sin(0.1)	Find the Exact Value sin(0.1)
sin(arctan(−5/12))	−5/13	Find the Exact Value sin(arctan(-5/12))
sin(arcsin(1/4))	1/4	Find the Exact Value sin(arcsin(1/4))
sin((9*π)/7)	−sin((2*π)/7)	Find the Exact Value sin((9pi)/7)
sin(π/7)	sin(π/7)	Find the Exact Value sin(pi/7)
sin(−(5*π)/2)	−1	Find the Exact Value sin(-(5pi)/2)
sin((5*π)/4)	−√(,2)/2	Find the Exact Value sin(5/4*pi)
sin(5/6)	sin(5/6)	Find the Exact Value sin(5/6)
sin((43*π)/12)	(−√(,2)−√(,6))/4	Find the Exact Value sin((43pi)/12)
sin((5*π)/12)	(√(,2)+√(,6))/4	Find the Exact Value sin(5/12)
sin((3*π)/4)	√(,2)/2	Find the Exact Value sin(3/4*pi)
sin((35*π)/6)	−1/2	Find the Exact Value sin((35pi)/6)
sin(21/29)	sin(21/29)	Find the Exact Value sin(21/29)
sin(−(23*π)/3)	√(,3)/2	Find the Exact Value sin(-(23pi)/3)
sin(−3/5)	−sin(3/5)	Find the Exact Value sin(-3/5)
sin(13*π)	0	Find the Exact Value sin(13pi)
sin(140)	sin(40)	Find the Exact Value sin(140)
sin(15)*cos(15)	1/4	Find the Exact Value sin(15)cos(15)
sin(1305)	−√(,2)/2	Find the Exact Value sin(1305)
sin(11)	sin(11)	Find the Exact Value sin(11)
sin(1050)	−1/2	Find the Exact Value sin(1050)
sin(105)−sin(15)	√(,2)/2	Find the Exact Value sin(105)-sin(15)
sin(−10)	−sin(10)	Find the Exact Value sin(-10)
sin(22.5)	√(,2−√(,2))/2	Find the Exact Value sin(22.5 degrees )
sin(30)+cos(30)	(1+√(,3))/2	Find the Exact Value sin(30)+cos(30)
sec((15*π)/4)	√(,2)	Find the Exact Value sec((15pi)/4)
sec((17*π)/3)	2	Find the Exact Value sec((17pi)/3)
sin(arctan(−4/3))	−4/5	Find the Exact Value sin(arctan(-4/3))
sec((29*π)/6)	−(2√(,3))/3	Find the Exact Value sec((29pi)/6)
sin(52)	sin(52)	Find the Exact Value sin(52 degrees )
csc(495)	√(,2)	Find the Exact Value csc(495)
csc(−315)	√(,2)	Find the Exact Value csc(-315 degrees )
csc(570)	−2	Find the Exact Value csc(570)
csc(−600)	(2√(,3))/3	Find the Exact Value csc(-600)
csc(6*π)	undefined	Find the Exact Value csc(6pi)
sin((11*π)/3)	−√(,3)/2	Find the Exact Value sin((11pi)/3)
csc(85)	1/sin(85)	Find the Exact Value csc(85)
sec(π/7)	sec(π/7)	Find the Exact Value sec(pi/7)
sec(arcsin(1/2))	(2√(,3))/3	Find the Exact Value sec(arcsin(1/2))
sec(105)	−√(,2)−√(,6)	Find the Exact Value sec(105)
sec(10*π)	1	Find the Exact Value sec(10pi)
sec(arctan(9/10))	√(,181)/10	Find the Exact Value sec(arctan(9/10))
cos(15*π)	−1	Find the Exact Value cos(15pi)
sec(2.5)	1/cos(2.5)	Find the Exact Value sec(2.5)
sin(45)*cos(45)	1/2	Find the Exact Value sin(45 degrees )cos(45 degrees )
cot(36)	√(,1+2/√(,5))	Find the Exact Value cot(36 degrees )
sin(0/2)	0	Find the Exact Value sin(0/2)
sin(−1/3)	−sin(1/3)	Find the Exact Value sin(-1/3)
sin((17*π)/6)	1/2	Find the Exact Value sin((17pi)/6)
sec(570)	−(2√(,3))/3	Find the Exact Value sec(570)
sec(540)	−1	Find the Exact Value sec(540)
sec(58)	1/cos(58)	Find the Exact Value sec(58)
sec(64)	sec(64)	Find the Exact Value sec(64)
sec(29)	1/cos(29)	Find the Exact Value sec(29)
sec(55)	1/cos(55)	Find the Exact Value sec(55)
tan(360)	0	Find the Exact Value tan(360 degrees )
sec(450)	undefined	Find the Exact Value sec(450)
csc((17*π)/3)	−(2√(,3))/3	Find the Exact Value csc((17pi)/3)
csc((25*π)/2)	1	Find the Exact Value csc((25pi)/2)
csc((3*π)/14)	csc((3*π)/14)	Find the Exact Value csc((3pi)/14)
csc((13*π)/8)	−√(,4−2√(,2))	Find the Exact Value csc((13pi)/8)
cot(585)	1	Find the Exact Value cot(585)
cot(3*π)	undefined	Find the Exact Value cot(3pi)
cot(40)	cot(40)	Find the Exact Value cot(40)
arcsin(−5)	Undefined	Find the Exact Value arcsin(-5)
cot(80)	tan(10)	Find the Exact Value cot(80)
cot(870)	−√(,3)	Find the Exact Value cot(870)
cos(−(7*π)/3)	1/2	Find the Exact Value cos(-(7pi)/3)
sin(62)	sin(62)	Find the Exact Value sin(62 degrees )
csc(−270)	1	Find the Exact Value csc(-270)
csc(26)	1/sin(26)	Find the Exact Value csc(26)
csc(33)	see full solution →	Find the Exact Value csc(33)
csc(1.3)	csc(1.3)≈1.03782003	Find the Exact Value csc(1.3)
sin((7*π)/12)	(√(,2)+√(,6))/4	Find the Exact Value sin((7pi)/12)
sin(165)	(√(,6)−√(,2))/4	Find the Exact Value sin(165)
csc((5*π)/13)	csc((5*π)/13)	Find the Exact Value csc((5pi)/13)
csc((5*π)/12)	√(,6)−√(,2)	Find the Exact Value csc((5pi)/12)
cos(arctan(5))	√(,26)/26	Find the Exact Value cos(arctan(5))
sin(360)	0	Find the Exact Value sin(360)
tan(arccos(−4/5))	−3/4	Find the Exact Value tan(arccos(-4/5))
cot((11*π)/3)	−√(,3)/3	Find the Exact Value cot((11pi)/3)
cot((13*π)/2)	0	Find the Exact Value cot((13pi)/2)
cot((15*π)/2)	0	Find the Exact Value cot((15pi)/2)
cot((21*π)/4)	1	Find the Exact Value cot((21pi)/4)
cot((23*π)/6)	−√(,3)	Find the Exact Value cot((23pi)/6)
cot((29*π)/6)	−√(,3)	Find the Exact Value cot((29pi)/6)
cot((37*π)/6)	√(,3)	Find the Exact Value cot((37pi)/6)
cot(15)	2+√(,3)	Find the Exact Value cot(15)
sin(585)	−√(,2)/2	Find the Exact Value sin(585)
cot(−390)	−√(,3)	Find the Exact Value cot(-390)
cot(31)	cot(31)	Find the Exact Value cot(31)
cot(−π/3)	−√(,3)/3	Find the Exact Value cot((-pi)/3)
cot(−(7*π)/6)	−√(,3)	Find the Exact Value cot((-7pi)/6)
cot(−(7*π)/12)	2−√(,3)	Find the Exact Value cot(-(7pi)/12)
sec(−5*π)	−1	Find the Exact Value sec(-5pi)
arcsin(sin((6*π)/7))	π/7	Find the Exact Value arcsin(sin((6pi)/7))
cos(59)	cos(59)	Find the Exact Value cos(59)
cos(57)	cos(57)	Find the Exact Value cos(57)
cos(60+225)	(√(,6)−√(,2))/4	Find the Exact Value cos(60+225)
arccot(√(,3)/3)	π/3	Find the Exact Value arccot(( square root of 3)/3)
cos(66)	(√(,3)+√(,15)−√(,10−2√(,5)))/8	Find the Exact Value cos(66)
cos(660)	1/2	Find the Exact Value cos(660)
cos(−630)	0	Find the Exact Value cos(-630)
cos(63)	(√(,20+4√(,5))−√(,10)+√(,2))/8	Find the Exact Value cos(63)
cos(89)	cos(89)	Find the Exact Value cos(89)
sin(165)	(√(,6)−√(,2))/4	Find the Exact Value sin(165 degrees )
cos(4.5)	cos(4.5)	Find the Exact Value cos(4.5)
cos(−360)	1	Find the Exact Value cos(-360)
cos(35)	cos(35)	Find the Exact Value cos(35)
cot(−180)	undefined	Find the Exact Value cot(-180 degrees )
cos(26)	cos(26)	Find the Exact Value cos(26)
cos(5/6)	cos(5/6)	Find the Exact Value cos(5/6)
cos(5/8)	cos(5/8)	Find the Exact Value cos(5/8)
cos((3*π)/7)	cos((3*π)/7)	Find the Exact Value cos((3pi)/7)
cos(−(3*π)/4)	−√(,2)/2	Find the Exact Value cos((-3pi)/4)
cos(3/7)	cos(3/7)	Find the Exact Value cos(3/7)
cos(−(3*π)/8)	√(,2−√(,2))/2	Find the Exact Value cos(-(3pi)/8)
cos((7π)/4−(11π)/6)	(√(,6)+√(,2))/4	Find the Exact Value cos((7pi)/4-(11pi)/6)
cos(−(9*π)/2)	0	Find the Exact Value cos(-(9pi)/2)
sin(π/2+π/4)	√(,2)/2	Find the Exact Value sin(pi/2+pi/4)
cos(0.7)	cos(0.7)	Find the Exact Value cos(0.7)
cos(arctan(−2/3))	(3√(,13))/13	Find the Exact Value cos(arctan(-2/3))
cos(16)	1/2√(,2+√(,2+2*cos(64)))	Find the Exact Value cos(16)
sin(58)	sin(58)	Find the Exact Value sin(58 degrees )
sec((13*π)/3)	2	Find the Exact Value sec((13pi)/3)
cos(125)	cos(125)	Find the Exact Value cos(125)
cos(11)	cos(11)	Find the Exact Value cos(11)
arcsin(3)	undefined	Find the Exact Value arcsin(3)
cos(115)	−sin(25)	Find the Exact Value cos(115)
csc(60)	(2√(,3))/3	Find the Value Using the Unit Circle csc(60 degrees )
cos(40)	cos(40)≈0.7660	Find the Value Using the Unit Circle cos(40)
cot(1)	cot(1)≈0.6421	Find the Value Using the Unit Circle cot(1)
cot(π/6)	√(,3)	Find the Value Using the Unit Circle cot(pi/6)
sec((3*π)/2)	undefined	Find the Value Using the Unit Circle sec((3pi)/2)
csc((2*π)/3)	(2√(,3))/3	Find the Value Using the Unit Circle csc((2pi)/3)
csc(45)	√(,2)	Find the Value Using the Unit Circle csc(45)
sin(285)	(−√(,6)−√(,2))/4	Find the Value Using the Unit Circle sin(285)
sin(105)	(√(,6)+√(,2))/4	Find the Value Using the Unit Circle sin(105)
sin(22.5)	√(,2−√(,2))/2	Find the Value Using the Unit Circle sin(22.5)
sin(135)	√(,2)/2	Find the Value Using the Unit Circle sin(135)
sin((11*π)/4)	√(,2)/2	Find the Value Using the Unit Circle sin((11pi)/4)
sin((7*π)/2)	−1	Find the Value Using the Unit Circle sin((7pi)/2)
sin(7/25)	sin(7/25)≈0.276355	Find the Value Using the Unit Circle sin(7/25)
tan((7*π)/6)	√(,3)/3	Find the Value Using the Unit Circle tan((7pi)/6)
sin((3*π)/4)	√(,2)/2	Find the Value Using the Unit Circle sin(3/4)
tan((12*π)/5)	√(,5+2√(,5))	Find the Value Using the Unit Circle tan(12/5)
tan((7*π)/12)	−2−√(,3)	Find the Value Using the Unit Circle tan((7pi)/12)
tan(0)	0	Find the Value Using the Unit Circle tan(0)
tan(−210)	−√(,3)/3	Find the Value Using the Unit Circle tan(-210)
tan(75)	2+√(,3)	Find the Value Using the Unit Circle tan(75)
54/60	9/10	Evaluate 54/60
−(7*π)/4	π/4	Evaluate (-7pi)/4
(7π)/4+2π	(15*π)/4	Evaluate (7pi)/4+2pi
(2*π)/0.5	4*π	Evaluate (2pi)/0.5
(45*π)/180	π/4	Evaluate (45pi)/180
arcsin(0.6)	arcsin(0.6)≈0.6435	Evaluate arcsin(0.6)
arcsin(sin((5*π)/6))	π/6	Evaluate arcsin(sin((5pi)/6))
sin(−135)	−√(,2)/2	Evaluate sin(-135 degrees )
csc(420)	(2√(,3))/3	Evaluate csc(420 degrees )
π/2+(2*π)/3	(7*π)/6	Evaluate pi/2+(2pi)/3
π/4+π/3	(7*π)/12	Evaluate pi/4+pi/3
1−(−12/13)2	25/169	Evaluate 1-(-12/13)^2
cot(π/2)	0	Evaluate cot(pi/2)
1−9/25	16/25	Evaluate 1-9/25
240/180	4/3	Evaluate 240/180
(13*π)/60	39	Evaluate (13pi)/60
120/169	120/169	Evaluate 120/169
sin(225)	−√(,2)/2	Evaluate sin(225 degrees )
1/(−1/2)	−2	Evaluate 1/(-1/2)
1/24/25	25/24	Evaluate 1/(24/25)
1/5/13	13/5	Evaluate 1/(5/13)
(5*p)/4	1.25*p	Evaluate (5p)/4
(4*p)/3	4/3*p	Evaluate (4p)/3
(7*p)/4	1.75*p	Evaluate (7p)/4
y=cos(4*π)	1	Solve for y y=cos(4pi)
ex=5.1	ln(5.1)≈1.62924	Solve for x e^x=5.1
−(11*π)/3	−660	Convert from Radians to Degrees -(11pi)/3
z=−5−4*i	−5−4*i	Solve for z z=-5-4i
cos((11*π)/6)	√(,3)/2	Evaluate cos((11pi)/6)
(2csc(x)+2)(2*csc(x)−2)	4*cot2(x)	Simplify (2csc(x)+2)(2csc(x)-2)
(1−sec(x))*(1+cos(x))	cos(x)−sec(x)	Simplify (1-sec(x))(1+cos(x))
(1−cos(x))(1+sec(x))(cos(x))	sin2(x)	Simplify (1-cos(x))(1+sec(x))(cos(x))
(sec(x)+csc(x))*(cos(x)−sin(x))	cot(x)−tan(x)	Simplify (sec(x)+csc(x))(cos(x)-sin(x))
(cot(x)+csc(x))*(cot(x)−csc(x))	−1	Simplify (cot(x)+csc(x))(cot(x)-csc(x))
tan(−(3*π)/4)	1	Evaluate tan(-(3pi)/4)
4* rad	720/π	Convert from Radians to Degrees 4rad
(17*π)/6	π/6	Find the Reference Angle (17pi)/6
sin2(θ)/(1−cos(θ))	1+cos(θ)	Simplify (sin(theta)^2)/(1-cos(theta))
sin(53)	4/5	Find the Exact Value sin(53 degrees )
π/2	π/2	Find the Reference Angle pi/2
y=2+cot(x)	2+cot(x)=(−∞,∞)	Find the Range y=2+cot(x)
y=tan(x)	arctan(y)+n*π	Solve for y y=tan(x)
(sin(x)+cos(x))/(sin(x)*cos(x))	sec(x)+csc(x)	Simplify (sin(x)+cos(x))/(sin(x)cos(x))
sin(x)/(1−cos(x))−sin(x)/(1+cos(x))	2*cot(x)	Simplify (sin(x))/(1-cos(x))-(sin(x))/(1+cos(x))
sin(2x)/(2sin(x))	cos(x)	Simplify (sin(2x))/(2sin(x))
sin2(x)*sec2(x)−sin2(x)	sin2(x)*tan2(x)	Simplify sin(x)^2sec(x)^2-sin(x)^2
sin2(x)+cos2(x)+tan2(x)	sec2(x)	Simplify sin(x)^2+cos(x)^2+tan(x)^2
sin(π/4)+cos(π/4)	1	Simplify sin(pi/4)^2+cos(pi/4)^2
π/2+π/4	(3*π)/4	Simplify pi/2+pi/4
sec(x)/cos(x)−tan(x)/cot(x)	1	Simplify (sec(x))/(cos(x))-(tan(x))/(cot(x))
(sin(x)sec(x))/(cos(x)tan(x))	sec(x)	Simplify (sin(x)sec(x))/(cos(x)tan(x))
sin(π/2−x)/cos(π/2−x)	cot(x)	Simplify (sin(pi/2-x))/(cos(pi/2-x))
sin(x)/(cos(x)*tan(x))	1	Simplify (sin(x))/(cos(x)tan(x))
(tan(x)+cot(x))/cot(x)	sec2(x)	Simplify (tan(x)+cot(x))/(cot(x))
tan(π/3)/2+1/csc(π/3)	√(,3)	Simplify (tan(pi/3))/2+1/(csc(pi/3))
sin4(x)−cos4(x)+cos2(x)	sin2(x)	Simplify sin(x)^4-cos(x)^4+cos(x)^2
tan3(x)+tan(x)	tan(x)*sec2(x)	Simplify tan(x)^3+tan(x)
tan4(x)−sec4(x)	−tan2(x)−sec2(x)	Simplify tan(x)^4-sec(x)^4
csc(x)*tan(x)−1	tan(x)	Simplify csc(x)^2tan(x)^2-1
cot(a)/tan(a)	cot2(a)	Simplify (cot(a))/(tan(a))
cot(x)/tan(x)	cot2(x)	Simplify (cot(x))/(tan(x))
cot2(x)	csc2(x)−1	Simplify cot(x)^2
arccot(−1)	(3*π)/4	Simplify arccot(-1)
cos(x)/(sin(x)−1)⋅(sin(x)+1)/(sin(x)+1)	−(sin(x)+1)/cos(x)	Simplify
cos(30)	3/4	Simplify cos(30)^2
cos(a)/sec(a)+sin(a)/csc(a)	1	Simplify (cos(a))/(sec(a))+(sin(a))/(csc(a))
cos(x)/(1−tan(x))+sin(x)/(1−cot(x))	cos(x)+sin(x)	Simplify (cos(x))/(1-tan(x))+(sin(x))/(1-cot(x))
−(5*π)/6	−150	Simplify (-5pi)/6
3/(sec(x)−tan(x))	3*(sec(x)+tan(x))	Simplify 3/(sec(x)-tan(x))
((1−cos(x))(1+cos(x)))/((1−sin(x))(1+sin(x)))	tan2(x)	Simplify
(1−sin(x))2	1−2*sin(x)+sin2(x)	Simplify (1-sin(x))^2
cos2(x)/cot2(x)	sin2(x)	Simplify (cos(x)^2)/(cot(x)^2)
(sec2(x)−tan2(x))/(cot2(x)−csc2(x))	−1	Simplify (sec(x)^2-tan(x)^2)/(cot(x)^2-csc(x)^2)
sec2(x)/tan(x)−tan(x)	cot(x)	Simplify (sec(x)^2)/(tan(x))-tan(x)
(sin2(x)−1)/cos(−x)	−cos(x)	Simplify (sin(x)^2-1)/(cos(-x))
(x+i)2−(x−i)2	4xi	Simplify (x+i)^2-(x-i)^2
(sin(a)−cos(a))2	1−sin(2*a)	Simplify (sin(a)-cos(a))^2
(1−sin2(x))/(csc2(x)−1)	sin2(x)	Simplify (1-sin(x)^2)/(csc(x)^2-1)
(sin4(A)−cos4(A))/(cos(A)−sin(A))	−sin(A)−cos(A)	Simplify (sin(A)^4-cos(A)^4)/(cos(A)-sin(A))
1/csc(x−1)−1/csc(x+1)	−2sin(1)cos(x)	Simplify 1/(csc(x-1))-1/(csc(x+1))
1/(sec(x)−tan(x))−1/(sec(x)+tan(x))	2*tan(x)	Simplify 1/(sec(x)-tan(x))-1/(sec(x)+tan(x))
1/(cot2(x)+1)	sin2(x)	Simplify 1/(cot(x)^2+1)
1/(tan(x)+cot(x))	1/2sin(2x)	Simplify 1/(tan(x)+cot(x))
(1+cos(x))/sin(x)	cot(x/2)	Simplify (1+cos(x))/(sin(x))
(1+tan2(x))/(1+cot2(x))	tan2(x)	Simplify (1+tan(x)^2)/(1+cot(x)^2)
(1+sin(x))/cos(x)+cos(x)/(1+sin(x))	2*sec(x)	Simplify (1+sin(x))/(cos(x))+(cos(x))/(1+sin(x))
10⋅4	4⋅10	Simplify 10^p*4
(11*π)/12	(2*π)/3+π/4	Simplify (11pi)/12
y=sin(x)	(−1)narcsin(y)+nπ	Solve for x y=sin(x)
tan(x/2)=√(,3)	√(,3)⇒x=(2π)/3+2n*π	Solve for x tan(x/2) = square root of 3
tan(x/2−π/4)=1	1⇒x=π(2n+1)	Solve for x tan(x/2-pi/4)=1
tan(x)=4/5	arctan(4/5)+n*π	Solve for x tan(x)=4/5
tan(x)=5/12	see full solution →	Solve for x tan(x)=5/12
tan(x)=−√(,2)*sin(x)	see full solution →	Solve for x tan(x)=- square root of 2sin(x)
tan(x)=5	5⇒x=arctan(5)+n*π,n∈ℤ	Solve for x tan(x)=5
sin(x)=√(,3)/2	see full solution →	Solve for x sin(x) = square root of 3/2
sin(x)=8/17	see full solution →	Solve for x sin(x)=8/17
sin(2x)=2sin(x)*cos(x)	2sin(x)cos(x)	Solve for x sin(2x)=2sin(x)cos(x)
sin(2*x)=−√(,2)/2	see full solution →	Solve for x sin(2x)=-( square root of 2)/2
sin(x/2)=√(,2)/2	see full solution →	Solve for x sin(x/2)=( square root of 2)/2
sin(x)sec(x)cot(x)=1	see full solution →	Solve for x sin(x)sec(x)cot(x)=1
csc(x)=−√(,2)	see full solution →	Solve for x csc(x)=- square root of 2
sec(x/2)=cos(x/2)	cos(x/2)⇒x=2nπ	Solve for x sec(x/2)=cos(x/2)
r=8*cos(x)	8*cos(x)⇒(x−4)2+y2=16	Solve for x r=8cos(x)
cos(2*x)=sin(x)	see full solution →	Solve for x cos(2x)=sin(x)
x=arctan(√(,3)/3)	arctan(√(,3)/3)=π/6	Solve for x x=arctan(( square root of 3)/3)
tan(x)−20*tan(x)+64=0	see full solution →	Solve for x tan(x)^4-20tan(x)^2+64=0
cos(x)*(1+tan(x))=1	1	Solve for x cos(x)^2(1+tan(x)^2)=1
sec2(x)*(1−sin2(x))=1	1⇒1=1	Solve for x sec(x)^2(1-sin(x)^2)=1
2cos2(x)−11cos(x)+5=0	±π/3+2nπ	Solve for x 2cos(x)^2-11cos(x)+5=0
2cos2(x)+√(,3)cos(x)=0	see full solution →	Solve for x 2cos(x)^2+ square root of 3cos(x)=0
2*cos2(x)−cos(x)=0	see full solution →	Solve for x 2cos(x)^2-cos(x)=0
√(,3)*csc(x)+2=0	see full solution →	Solve for x square root of 3csc(x)+2=0
16*sin(x)−12=0	π/3+nπ,(2π)/3+n*π	Solve for x 16sin(x)^2-12=0
4sin(x)−1=2sin(x)	π/6+2kπ,(5π)/6+2k*π	Solve for x 4sin(x)-1=2sin(x)
6*cos(x)=3	π/4+(n*π)/2	Solve for x 6cos(x)^2=3
cos(x)=3/4	see full solution →	Solve for x cos(x)=3/4
cos(x)=−12/13	see full solution →	Solve for x cos(x)=-12/13
2*sin(x)+√(,2)=0	(5π)/4+2nπ,(7π)/4+2nπ	Solve for x 2sin(x)+ square root of 2=0
2cos(3x)=1	±π/9+(2πn)/3	Solve for x 2cos(3x)=1
4sin2(x)−4sin(x)+1=0	π/6+2nπ,(5π)/6+2n*π	Solve for x 4sin(x)^2-4sin(x)+1=0
7cos(2t)=3	±1/2arccos(3/7)+πk	Solve for t 7cos(2t)=3
(ex+e(−x))/2=15	ln(15±4√(,14))	Solve for x (e^x+e^(-x))/2=15
√(,2)/2*csc(x)−1=0	see full solution →	Solve for x ( square root of 2)/2*csc(x)-1=0
(tan(x)−1)*(cos(x)+1)=0	π/4+nπ,π+2n*π	Solve for x (tan(x)-1)(cos(x)+1)=0
tan(b)=15/9	arctan(5/3)+n*π	Solve for b tan(b)=15/9
ƒ=9/5*c+32	9/5*c+32	Solve for f f=9/5c+32
arccsc(−√(,2))	−π/4	Find the Exact Value arccsc(- square root of 2)
tan(x)+sec(x)−1=0	see full solution →	Solve for x tan(x)^2+sec(x)-1=0
sin(x)−1=0	0⇒x=π/2+n*π	Solve for x sin(x)^2-1=0
2*cos2(x)=1	π/4+(n*π)/2	Solve for x 2cos(x)^2=1
2cos2(x)+3sin(x)−3=0	see full solution →	Solve for x 2cos(x)^2+3sin(x)-3=0
2cos2(x)−7cos(x)+3=0	±π/3+2nπ	Solve for x 2cos(x)^2-7cos(x)+3=0
2*cos(x−1)=0	1+π/2+n*π	Solve for x 2cos(x-1)^2=0
16*cos(x)−4=0	π/3+nπ,(2π)/3+n*π	Solve for x 16cos(x)^2-4=0
24arcsin(x)=4π	1/2	Solve for x 24arcsin(x)=4pi
2sin(2x)*cos(x)−sin(x)=0	nπ,π/3+nπ,(2π)/3+nπ	Solve for x 2sin(2x)cos(x)-sin(x)=0
2sin(3x)−1=0	see full solution →	Solve for x 2sin(3x)-1=0
2sin(2x)−√(,3)=0	π/6+πn,π/3+πn	Solve for x 2sin(2x)- square root of 3=0
2cos(2x)+1=0	π/3+kπ,(2π)/3+k*π	Solve for x 2cos(2x)+1=0
12arcsin(x)=2π	2*π⇒x=1/2	Solve for x 12arcsin(x)=2pi
cos(x)+2sin(x)cos(x)=0	see full solution →	Solve for x cos(x)+2sin(x)cos(x)=0
cos(x)+sin(x)*tan(x)=2	2⇒x=±π/3+2nπ	Solve for x cos(x)+sin(x)tan(x)=2
cos(x)=3/4	see full solution →	Solve for x cos(x)=3/4
cot(x)=−1/√(,3)	−1/√(,3)⇒x=(2π)/3+nπ	Solve for x cot(x)=-1/( square root of 3)
cos(x+π/4)−cos(x−π/4)=1	see full solution →	Solve for x cos(x+pi/4)-cos(x-pi/4)=1
cos(x)sin(x)−2cos(x)=0	0⇒x=π/2+n*π	Solve for x cos(x)sin(x)-2cos(x)=0
8*cos(x)=4	π/4+(n*π)/2,n∈ℤ	Solve for x 8cos(x)^2=4
9*tan(x)−3=0	±π/6+n*π	Solve for x 9tan(x)^2-3=0
cos(2x)=√(,2−cos(2x))	√(,2−cos(2x))⇒x=πn	Solve for x cos(2x) = square root of 2-cos(2x)
arccos(x−1/√(,2))=π/4	π/4⇒x=√(,2)	Solve for x arccos(x-1/( square root of 2))=pi/4
4*cos2(x)=3	π/6+nπ,(5π)/6+n*π	Solve for x 4cos(x)^2=3
4cos2(4x)−3=0	π/24+(n*π)/8	Solve for x 4cos(4x)^2-3=0
4cos(x)=1+2cos(x)	±π/3+2nπ,n∈ℤ	Solve for x 4cos(x)=1+2cos(x)
6*arccos(x)=π	√(,3)/2	Solve for x 6arccos(x)=pi
sin(x)*cos(x)=√(,3)/4	see full solution →	Solve for x sin(x)cos(x)=( square root of 3)/4
sin(x)=tan(x)	tan(x)⇒x=n*π	Solve for x sin(x)=tan(x)
tan(x/2)=√(,3)/3	√(,3)/3⇒x=π/3+2nπ	Solve for x tan(x/2)=( square root of 3)/3
tan(2*x)=−√(,3)	−√(,3)⇒x=−π/6+(n*π)/2	Solve for x tan(2x)=- square root of 3
tan(x)=−4	see full solution →	Solve for x tan(x)=-4
tan(x)=3.5	3.5⇒x=arctan(3.5)+n*π	Solve for x tan(x)=3.5
sec(x)−√(,2)=0	see full solution →	Solve for x sec(x)- square root of 2=0
sin(x/2)=−√(,3)/2	see full solution →	Solve for x sin(x/2)=-( square root of 3)/2
sin(x/2)=1−sin(x/2)	see full solution →	Solve for x sin(x/2)=1-sin(x/2)
csc(x)=1	1⇒x=π/2+2nπ	Solve for x csc(x)=1
ln(x2−12)=ln(x)	ln(x)⇒x=4	Solve for x natural log of x^2-12 = natural log of x
sin(4x)−sin(2x)=0	see full solution →	Solve for x sin(4x)-sin(2x)=0
sin(3*x)=√(,3)/2	see full solution →	Solve for x sin(3x)=( square root of 3)/2
sin(3*x)=−√(,3)/2	see full solution →	Solve for x sin(3x)=-( square root of 3)/2
sin(x)=1/3	see full solution →	Solve for x sin(x)=1/3
cot(x)=−1.3,(3π)/2≤x≤2π	−1.3⇒x≈5.6274	Solve over the Interval cot(x)=-1.3 , (3pi)/2=x=2pi
y=2*x	x-intercept: (0,0), y-intercept: (0,0)	Find the x and y Intercepts y=2x
ƒ(x)=5*cos(x)+1	[−4,6]	Find the Range f(x)=5cos(x)+1
y=−1/2*cos(x)	Range: *[−1/2,1/2]	Find the Range y=-1/2*cos(x)
y=1+2*sin(x−π)	Range: *[−1,3]	Find the Range y=1+2sin(x-pi)
y=−4*sin(x)	−4*sin(x)=[−4,4]	Find the Range y=-4sin(x)
sec(t)=2, Quadrant IV	see full solution →	Find the Other Trig Values in Quadrant IV sec(t)=2
(19*π)/6	Quadrant III	Find the Quadrant of the Angle (19pi)/6
1+tan2(30)−csc2(45)	−2/3	Evaluate 1+tan(30 degrees )^2-csc(45 degrees )^2
sin(x)=−24/25,π<x<(3*π)/2	see full solution →	Find the Other Trig Values in Quadrant III sin(x)=-24/25
sin(x)=−15/17,π<x<(3*π)/2	see full solution →	Find the Other Trig Values in Quadrant III sin(x)=-15/17
sin(x)=√(,5)/7, Quadrant II	see full solution →	Find the Other Trig Values in Quadrant II sin(x)=( square root of 5)/7
sec(x)=−13/5, Quadrant II	see full solution →	Find the Other Trig Values in Quadrant II sec(x)=-13/5
(sin(x)+1)2−(sin(x)−1)2	4*sin(x)	Factor (sin(x)+1)^2-(sin(x)-1)^2
y=2cot(3x)+4	(n*π)/3	Find the Asymptotes y=2cot(3x)+4
sin(θ)=1/3,θ∈Quadrant I	see full solution →	Find the Other Trig Values in Quadrant I sin(theta)=1/3
sin(θ)=1/6,θ∈Quadrant I	see full solution →	Find the Other Trig Values in Quadrant I sin(theta)=1/6
tan(θ)=4,θ∈Quadrant I	see full solution →	Find the Other Trig Values in Quadrant I tan(theta)=4
sin(x)=21/29, Quadrant I	see full solution →	Find the Other Trig Values in Quadrant I sin(x)=21/29
cot(θ)=1,θ∈Quadrant I	see full solution →	Find the Other Trig Values in Quadrant I cot(theta)=1
cos(x)=−24/25, Quadrant II	see full solution →	Find the Other Trig Values in Quadrant II cos(x)=-24/25
(13*π)/6	Quadrant I	Find the Quadrant of the Angle (13pi)/6
tan(x)=1/8, Quadrant I	see full solution →	Find the Other Trig Values in Quadrant I tan(x)=1/8
sin(θ)=√(,3)/6,0<θ<π/2	see full solution →	Find the Other Trig Values in Quadrant I sin(theta)=( square root of 3)/6
cot(x)=5/12,0<x<π/2	see full solution →	Find the Other Trig Values in Quadrant I cot(x)=5/12
cos2(π/2−x)/√(,1−sin2(x))	sin(x)*tan(x)	Simplify
cos(3*x)=1, in Quadrant I	see full solution →	Find the Other Trig Values in Quadrant I cos(3x)=1
√(,121*y10)	11*y5	Simplify square root of 121y^10
√(3,54a7b4)	3a2b√(3,2ab)	Simplify cube root of 54a^7b^4
csc(2/√(,3))	csc((2√(,3))/3)	Simplify csc(2/( square root of 3))
cot(arcsin(−√(,2)/3))	−√(,14)/2	Simplify cot(arcsin(-( square root of 2)/3))
sin(2*arccos(√(,2)/2))	1	Simplify sin(2arccos(( square root of 2)/2))
sec(arctan(√(,3)/3))	(2√(,3))/3	Simplify sec(arctan(( square root of 3)/3))
sec(arccos(√(,2)/2))	√(,2)	Simplify sec(arccos(( square root of 2)/2))
sec(arcsin(√(,2)/2))	√(,2)	Simplify sec(arcsin(( square root of 2)/2))
sec(arcsin(−√(,2)/2))	√(,2)	Simplify sec(arcsin(-( square root of 2)/2))
sec(√(,3)/2)	1/cos(√(,3)/2)	Simplify sec(( square root of 3)/2)
y=2*sin(x)+1	Domain: *(−∞,∞)	Find the Domain y=2sin(x)+1
y=sin(x−2)	Domain: *(−∞,∞)	Find the Domain y=sin(x-2)
arccos(x)	{[x∈ℝ,−1≤x≤1]}	Find the Domain arccos(x)
csc(x)=1/sin(x)	{[x∈ℝ,x≠n*π,n∈ℤ]}	Find the Domain csc(x)=1/(sin(x))
sin(2*x)	Domain: *(−∞,∞)	Find the Domain sin(2x)
ƒ(x)=sin(x)	see full solution →	Find the x and y Intercepts f(x)=sin(x)
x+5*y=8	see full solution →	Find the x and y Intercepts x+5y=8
(7*π)/4	x-intercept: none, y-intercept: (0,(7π)/4)	Find the x and y Intercepts (7pi)/4
tan(−30)	−√(,3)/3	Evaluate tan(-30 degrees )
ƒ(x)=tan(x)	see full solution →	Find the x and y Intercepts tan(x)
cos((11π)/12)cos((2π)/3)+sin((11π)/12)sin((2π)/3)	√(,2)/2	Simplify
arctan(tan((2*π)/3))	−π/3	Simplify arctan(tan((2pi)/3))
90	π/2	Simplify 90 degrees
cos((9*π)/8)	−√(,2+√(,2))/2	Simplify cos((9pi)/8)
cos(−π/4)	√(,2)/2	Simplify cos(-pi/4)
cos(π/7)cos(π/5)−sin(π/7)sin(π/5)	cos((12*π)/35)	Simplify cos(pi/7)cos(pi/5)-sin(pi/7)sin(pi/5)
cos(π/8)	√(,2+√(,2))/2	Simplify cos(pi/8)
cos(−π/6)	√(,3)/2	Simplify cos(-pi/6)
cos(π/9)cos((2π)/9)−sin(π/9)sin((2π)/9)	1/2	Simplify
cos(arcsin(1/x))	$\frac{\sqrt{x^2 - 1}}{	x
cos((3*π)/2−x)	−sin(x)	Simplify cos((3pi)/2-x)
cos((3*π)/8)	√(,2−√(,2))/2	Simplify cos((3pi)/8)
cos((5π)/12)cos(π/12)+sin((5π)/12)sin(π/12)	1/2	Simplify
cos((5*π)/6−x)	(sin(x)−√(,3)*cos(x))/2	Simplify cos((5pi)/6-x)
cos(22.5)	√(,2+√(,2))/2	Simplify cos(22.5)
cos(10)	cos(10)	Simplify cos(10)
cos(arcsin(x)−arctan(y))	(√(,1−x2)+x*y)/√(,1+y2)	Simplify cos(arcsin(x)-arctan(y))
cos(arcsin(7/x))	$\frac{\sqrt{x^2 - 49}}{	x
cot((7*π)/6)	√(,3)	Simplify cot((7pi)/6)
cot(225)	1	Simplify cot(225)
cos(x−π/4)	√(,2)/2*(cos(x)+sin(x))	Simplify cos(x-pi/4)
cos(x)+cos(x)	2*cos(x)	Simplify cos(x)+cos(x)
cos(x)*cot(x)	csc(x)−sin(x)	Simplify cos(x)*cot(x)
cos(π−x)	−cos(x)	Simplify cos(pi-x)
cos(arcsin(u))	√(,1−u2)	Simplify cos(arcsin(u))
cos(65)	sin(25)	Simplify cos(65)
cos(45−30)	(√(,6)+√(,2))/4	Simplify cos(45-30)
(13*π)/10	234	Convert from Radians to Degrees (13pi)/10
cos(300)	1/2	Simplify cos(300)
cos(2*t)	cos2(t)−sin2(t)	Simplify cos(2t)
cos(270)	0	Simplify cos(270)
sec(arccos(u))	1/u	Simplify sec(arccos(u))
sec((5*π)/6)	−(2√(,3))/3	Simplify sec((5pi)/6)
sec(π/4)+9*csc(π/6)	√(,2)+18	Simplify sec(pi/4)+9csc(pi/6)
sec(225)	−√(,2)	Simplify sec(225)
sec(330)	(2√(,3))/3	Simplify sec(330)
sec(−π)	−1	Simplify sec(-pi)
csc(x)*tan(x)+sec(−x)	2*sec(x)	Simplify csc(x)tan(x)+sec(-x)
csc(x)*sec(x)−tan(x)	cot(x)	Simplify csc(x)*sec(x)-tan(x)
csc((2*π)/3)	(2√(,3))/3	Simplify csc((2pi)/3)
csc(270)	−1	Simplify csc(270)
csc(0)	undefined	Simplify csc(0)
csc(120)	(2√(,3))/3	Simplify csc(120)
cot(x−π/2)	−tan(x)	Simplify cot(x-pi/2)
sin(x/2)*cos(x/2)	1/2*sin(x)	Simplify sin(x/2)cos(x/2)
sin(x/5)−sin(x/6)	see full solution →	Simplify sin(x/5)-sin(x/6)
sin(arccos(x)−arctan(y))	(√(,1−x2)−x*y)/√(,1+y2)	Simplify sin(arccos(x)-arctan(y))
sin(arccos(u))	√(,1−u2)	Simplify sin(arccos(u))
sin(π/2−u)	cos(u)	Simplify sin(pi/2-u)
sin(π/2+x)	cos(x)	Simplify sin(pi/2+x)
sin((5π)/12)cos(π/3)+cos((5π)/12)sin(π/3)	√(,2)/2	Simplify
sin(π/9)+cos(π/9)	√(,2)sin((13π)/36)	Simplify sin(pi/9)+cos(pi/9)
sin(27)	sin(27)	Simplify sin(27)
sin(2*x)−sin(x)	sin(x)(2cos(x)−1)	Simplify sin(2x)-sin(x)
sin(165)+sin(105)	√(,6)/2	Simplify sin(165)+sin(105)
1+2sin(x)cos(x)	1+sin(2*x)	Simplify 1+2sin(x)cos(x)
1−1/csc2(x)	cos2(x)	Simplify 1-1/(csc(x)^2)
1−csc2(x)	−cot2(x)	Simplify 1-csc(x)^2
(120*π)/180	(2*π)/3	Simplify 120*pi/180
1+cot(x)	(sin(x)+cos(x))/sin(x)	Simplify 1+cot(x)
225	(5*π)/4	Simplify 225 degrees
2*cos2(105)−1	−√(,3)/2	Simplify 2cos(105)^2-1
2*cos(x/2)	1+cos(x)	Simplify 2cos(x/2)^2
2sin(2x)	1−cos(4*x)	Simplify 2sin(2x)^2
1−cos(x)	2*sin2(x/2)	Simplify 1-cos(x)
1−sec(x)	(cos(x)−1)/cos(x)	Simplify 1-sec(x)
6sin(x)cos(x)	3sin(2x)	Simplify 6sin(x)cos(x)
4*sin(x)	4*sin(x)	Simplify 4sin(x)
2*sin(30)	1	Simplify 2sin(30)
300	(5*π)/3	Simplify 300 degrees
3i(2i2−5i)	15 - 6i$	Simplify 3i(2i^2-5i)
(√(,2−i))4	3−4*i	Simplify ( square root of 2-i)^4
sin(π+x)	−sin(x)	Simplify sin(pi+x)
sin(c)	sin(c)	Simplify sin(c)
sin(x)*tan(x)	sec(x)−cos(x)	Simplify sin(x)*tan(x)
sin(−x)*cot(−x)	cos(x)	Simplify sin(-x)*cot(-x)
sin(x+y)−sin(x−y)	2cos(x)sin(y)	Simplify sin(x+y)-sin(x-y)
tan(x)+cos(−x)+tan(−x)	cos(x)	Simplify tan(x)+cos(-x)+tan(-x)
sin(405)	√(,2)/2	Simplify sin(405)
sin(30)+sin(60)	(1+√(,3))/2	Simplify sin(30)+sin(60)
sin(3x)+sin(5x)	2sin(4x)*cos(x)	Simplify sin(3x)+sin(5x)
sin(80)	cos(10)	Simplify sin(80)
tan(20)−cos(70)/cos(20)	0	Simplify tan(20)-(cos(70))/(cos(20))
tan(2*π−x)	−tan(x)	Simplify tan(2pi-x)
tan(−300)	√(,3)	Simplify tan(-300)
tan(53)	tan(53)≈1.3270	Simplify tan(53)
tan(3/4)	tan(3/4)	Simplify tan(3/4)
tan(π/4)+csc(π/6)	3	Simplify tan(pi/4)+csc(pi/6)
tan(150)	−√(,3)/3	Simplify tan(150)
tan(−150)	√(,3)/3	Simplify tan(-150)
tan(120)	−√(,3)	Simplify tan(120)
tan(105)	−2−√(,3)	Simplify tan(105)
tan(20)	tan(20)	Simplify tan(20)
tan(arccos(x/3))	√(,9−x2)/x	Simplify tan(arccos(x/3))
tan(arccos(u))	√(,1−u2)/u	Simplify tan(arccos(u))
tan(x+π/2)	−cot(x)	Simplify tan(x+pi/2)
tan(x)csc(x)cos(x)	1	Simplify tan(x)csc(x)cos(x)
tan(x)>0	see full solution →	Solve for x tan(x)>0
sec(x)<0	see full solution →	Solve for x sec(x)<0
tan(x)+sin(x)	tan(x)*(1+cos(x))	Simplify tan(x)+sin(x)
tan(−x)*csc(x)	−sec(x)	Simplify tan(-x)csc(x)
tan(x)−sec(x)	(sin(x)−1)/cos(x)	Simplify tan(x)-sec(x)
tan(a+b)	(tan(a)+tan(b))/(1−tan(a)*tan(b))	Simplify tan(a+b)
tan(arccos(1/2))	√(,3)	Simplify tan(arccos(1/2))
tan(π)+sin(π)	0	Simplify tan(pi)+sin(pi)
tan(π/8)	√(,2)−1	Simplify tan(pi/8)
csc(−180)	undefined	Find the Exact Value csc(-180 degrees )
tan(17)	tan(17)	Simplify tan(17)
θ	θ	Simplify theta
tan(−π/3)	−√(,3)	Simplify tan(-pi/3)
tan(π/4)+sin(30)	3/2	Simplify tan(pi/4)+sin(30)
tan(π/6)−cos(π/6)	−√(,3)/6	Simplify tan(pi/6)-cos(pi/6)
tan(arccos(10*x))	√(,1−100x2)/(10x)	Simplify tan(arccos(10x))
tan(a/2)	(1−cos(a))/sin(a)	Simplify tan(a/2)
tan(4*x)	(4tan(x)−4tan3(x))/(1−6*tan2(x)+tan4(x))	Simplify tan(4x)
sin(8x)sin(4*x)	1/2(cos(4x)−cos(12*x))	Simplify sin(8x)sin(4x)
sin(90−x)	cos(x)	Simplify sin(90-x)
sin(8x)−sin(2x)	2cos(5x)sin(3x)	Simplify sin(8x)-sin(2x)
sin(8x)cos(8*x)	1/2sin(16x)	Simplify sin(8x)cos(8x)
sin(70)	cos(20)	Simplify sin(70)
sin(71)	sin(71)	Simplify sin(71)
sin(6x)sin(2*x)	1/2cos(4x)−1/2cos(8x)	Simplify sin(6x)sin(2x)
sin(65)	cos(25)	Simplify sin(65)
sin(6x)sin(4*x)	1/2(cos(2x)−cos(10*x))	Simplify sin(6x)sin(4x)
sin(56)	sin(56)	Simplify sin(56)
sin(4)	sin(4)	Simplify sin(4)
sin(−315)	√(,2)/2	Simplify sin(-315)
sin(30)cos(60)+sin(60)cos(30)	1	Simplify sin(30)cos(60)+sin(60)cos(30)
sin(31)	sin(31)	Simplify sin(31)
sin(45)−cos(45)	0	Simplify sin(45)-cos(45)
sin(48)	sin(48)	Simplify sin(48)
sin(x+y)+sin(x−y)	2sin(x)cos(y)	Simplify sin(x+y)+sin(x-y)
sin(−x)*csc(x)	−1	Simplify sin(-x)csc(x)
sin(x)cot(x)sec(x)	1	Simplify sin(x)cot(x)sec(x)
sin(x)*sin(y)	1/2*(cos(x−y)−cos(x+y))	Simplify sin(x)sin(y)
sin(x)+sin(x)*cot2(x)	csc(x)	Simplify sin(x)+sin(x)cot(x)^2
sin(x)+sin(y)	2sin((x+y)/2)cos((x−y)/2)	Simplify sin(x)+sin(y)
sin(x)+cot(x)*cos(x)	csc(x)	Simplify sin(x)+cot(x)*cos(x)
sin(x)cos(x)(tan(x)+cot(x))	1	Simplify sin(x)cos(x)(tan(x)+cot(x))
sin(x)cos(x)sec(x)	sin(x)	Simplify sin(x)cos(x)sec(x)
sin(B)*tan(B)+cos(B)	sec(B)	Simplify sin(B)tan(B)+cos(B)
sin(x)*cos2(x)−sin(x)	−sin3(x)	Simplify sin(x)cos(x)^2-sin(x)
sin(a−b)	sin(a)cos(b)−cos(a)sin(b)	Simplify sin(a-b)
sin(−π)+cos(5*π)	−1	Simplify sin(-pi)+cos(5pi)
sin(arctan(2*x)−arccos(x))	(2x2−√(,1−x2))/√(,4x2+1)	Simplify sin(arctan(2x)-arccos(x))
sin(arctan(3*x))	(3x)/√(,9x2+1)	Simplify sin(arctan(3x))
(3*x)/(x+3)/x/(x2−9)	3*x−9	Simplify ((3x)/(x+3))/(x/(x^2-9))
(1−√(,3)*i)5	16+16√(,3)*i	Simplify (1- square root of 3i)^5
4/(5−√(,13))	(5+√(,13))/3	Simplify 4/(5- square root of 13)
(x2−4)/(2*x−4)	(x+2)/2	Simplify (x^2-4)/(2x-4)
4*tan2(x)+tan(x)−3	(4tan(x)−3)(tan(x)+1)	Simplify 4tan(x)^2+tan(x)-3
45	π/4	Simplify 45 degrees
(tan(−x)csc(−x))/(sec(−x)cot(−x))	−tan(x)	Simplify (tan(-x)csc(-x))/(sec(-x)cot(-x))
−45	315	Simplify -45 degrees
4ab√(,2b)−3a√(,18b3)+7ab√(,6b)	−5ab√(,2b)+7ab√(,6b)	Simplify
3sin(4x)	6sin(2x)cos(2x)	Simplify 3sin(4x)
3sin(45)−4tan(π/6)	(3√(,2))/2−(4√(,3))/3	Simplify 3sin(45)-4tan(pi/6)
315	(7*π)/4	Simplify 315 degrees
−2sin(4(x+π/4))	2sin(4x)	Simplify -2sin(4(x+pi/4))
5*cos(x)	5*cos(x)	Simplify 5cos(x)
6*sin(x)	6*sin(x)	Simplify 6sin(x)
8*cos2(x)+cos(x)−9	(cos(x)−1)(8cos(x)+9)	Simplify 8cos(x)^2+cos(x)-9
6tan(π/4)+sin(π/3)sec(π/6)	7	Simplify 6tan(pi/4)+sin(pi/3)sec(pi/6)
18	π/10	Simplify 18 degrees
19*sin4(x)	(57−76cos(2x)+19cos(4x))/8	Simplify 19sin(x)^4
2.85⋅(35*π)/36	(133*π)/48	Simplify 2.85*(35pi)/36
2*cos2(π/12)−1	√(,3)/2	Simplify 2cos(pi/12)^2-1
2*cos2(165)−1	√(,3)/2	Simplify 2cos(165)^2-1
2cos(5x)−1	cos(10*x)	Simplify 2cos(5x)^2-1
2*csc2(x)−1	1+2*cot2(x)	Simplify 2csc(x)^2-1
2+csc2(40)−cot2(40)	3	Simplify 2+csc(40)^2-cot(40)^2
1+tan(x)	(cos(x)+sin(x))/cos(x)	Simplify 1+tan(x)
1−2sin2((7π)/12)	−√(,3)/2	Simplify 1-2sin((7pi)/12)^2
1−2*sin2(105)	−√(,3)/2	Simplify 1-2sin(105)^2
12*sin(43)	12*sin(43)≈8.18398	Simplify 12*sin(43)
7* rad	1260/π	Convert from Radians to Degrees 7rad
1+cos(18*x)	2cos2(9x)	Simplify 1+cos(18x)
1−sec(t)	−tan(t)	Simplify 1-sec(t)^2
1+(sin(x)−cos(x))*(sin(x)+cos(x))	2*sin2(x)	Simplify 1+(sin(x)-cos(x))(sin(x)+cos(x))
1−sin2(2*x)	cos2(2*x)	Simplify 1-sin(2x)^2
sin(180+x)	−sin(x)	Simplify sin(180+x)
sin(20)	sin(20)	Simplify sin(20)
sin(20)cos(10)+cos(20)sin(10)	1/2	Simplify sin(20)cos(10)+cos(20)sin(10)
tan(37)	3/4	Find the Exact Value tan(37 degrees )
sin(−210)	1/2	Simplify sin(-210)
sin(22)	sin(22)	Simplify sin(22)
sin(2*π−x)	−sin(x)	Simplify sin(2pi-x)
sin(23)	sin(23)	Simplify sin(23)
sin(15)cos(15)+cos(15)sin(15)	1/2	Simplify sin(15)cos(15)+cos(15)sin(15)
sin(100)	sin(80)	Simplify sin(100)
sin(π/6)cos((2π)/3)+cos(π/6)sin((2π)/3)	1/2	Simplify
sin(π/5)cos((3π)/10)+cos(π/5)sin((3π)/10)	1	Simplify
sin(π/4+x)	√(,2)/2*(sin(x)+cos(x))	Simplify sin(pi/4+x)
sin((5π)/12)cos(π/4)−cos((5π)/12)sin(π/4)	1/2	Simplify
sin(π/2−x)*sec(x)	1	Simplify sin(pi/2-x)sec(x)
sin(π/12)cos((7π)/12)+cos(π/12)sin((7π)/12)	√(,3)/2	Simplify
sin(π/4)+sin(π/3)	(√(,2)+√(,3))/2	Simplify sin(pi/4)+sin(pi/3)
sin(π/3+x)	√(,3)/2cos(x)+1/2sin(x)	Simplify sin(pi/3+x)
sin(π/3)+6*cos(π/4)	(√(,3)+6√(,2))/2	Simplify sin(pi/3)+6cos(pi/4)
sin(π/3)+cos(π/6)	√(,3)	Simplify sin(pi/3)+cos(pi/6)
sin(arccos(1−x))	√(,2*x−x2)	Simplify sin(arccos(1-x))
sin((13*π)/4)	−√(,2)/2	Simplify sin((13pi)/4)
sin((13*π)/6)	1/2	Simplify sin((13pi)/6)
sin(x)sec(x)cot(x)	1	Simplify sin(x)sec(x)cot(x)
sec(−x)−sec(x)	0	Simplify sec(-x)-sec(x)
cot(arcsin(x))	√(,1−x2)/x	Simplify cot(arcsin(x))
cot(−u)	−cot(u)	Simplify cot(-u)
csc(x)*(sin(x)+cos(x))	1+cot(x)	Simplify csc(x)(sin(x)+cos(x))
cot(x)*sin(x)	cos(x)	Simplify cot(x)*sin(x)
csc(150)	2	Simplify csc(150)
csc(−120)	−(2√(,3))/3	Simplify csc(-120)
csc(1)	1/sin(1)	Simplify csc(1)
csc(2x)+cot(2x)	cot(x)	Simplify csc(2x)+cot(2x)
csc(180)	undefined	Simplify csc(180)
csc(225)	−√(,2)	Simplify csc(225)
csc((3*π)/4)	√(,2)	Simplify csc((3pi)/4)
csc(x)*sin(x)−sin2(x)	cos2(x)	Simplify csc(x)sin(x)-sin(x)^2
csc(arcsin(x))	1/x	Simplify csc(arcsin(x))
sec(arctan(3*x))	√(,9*x2+1)	Simplify sec(arctan(3x))
sec(x)*(sec(x)−cos(x))	tan2(x)	Simplify sec(x)(sec(x)-cos(x))
sec(π/4)+4*csc(π/6)	8+√(,2)	Simplify sec(pi/4)+4csc(pi/6)
sec(x)*tan2(x)+sec(x)	sec3(x)	Simplify sec(x)tan(x)^2+sec(x)
sec((3*π)/4)	−√(,2)	Simplify sec((3pi)/4)
sec((7*π)/4)	√(,2)	Simplify sec((7pi)/4)
sec(π/2−x)	csc(x)	Simplify sec(pi/2-x)
sec(x)cos(x)sin(x)	sin(x)	Simplify sec(x)cos(x)sin(x)
cos(270−x)	−sin(x)	Simplify cos(270-x)
cos(−270)	0	Simplify cos(-270)
cos(285)	(√(,6)−√(,2))/4	Simplify cos(285)
cos(2x)cos(x)	1/2(cos(x)+cos(3x))	Simplify cos(2x)cos(x)
cos(30)+sin(60)	√(,3)	Simplify cos(30)+sin(60)
cos(3)	cos(3)	Simplify cos(3)
cos(315)	√(,2)/2	Simplify cos(315)
cos(38)	cos(38)	Simplify cos(38)
cos(3*a)	4cos3(a)−3cos(a)	Simplify cos(3a)
cos(47)	cos(47)	Simplify cos(47)
cos(45)+sin(30)	(√(,2)+1)/2	Simplify cos(45)+sin(30)
cos(495)	−√(,2)/2	Simplify cos(495)
cos(4x)cos(3x)+sin(4x)sin(3x)	cos(x)	Simplify cos(4x)cos(3x)+sin(4x)sin(3x)
cos(4x)+cos(2x)	2cos(3x)*cos(x)	Simplify cos(4x)+cos(2x)
cos(52)	cos(52)	Simplify cos(52)
cos(53)	cos(53)	Simplify cos(53)
cos(60+x)	(cos(x)−√(,3)*sin(x))/2	Simplify cos(60+x)
cos(5*x)	16cos5(x)−20cos3(x)+5*cos(x)	Simplify cos(5x)
cos(5x)cos(3*x)	1/2(cos(2x)+cos(8*x))	Simplify cos(5x)cos(3x)
cos(a+b)*cos(a−b)	cos2(a)−sin2(b)	Simplify cos(a+b)cos(a-b)
cos(8x)−cos(6x)	−2sin(7x)*sin(x)	Simplify cos(8x)-cos(6x)
cos(7*x)	64cos7(x)−112cos5(x)+56cos3(x)−7cos(x)	Simplify cos(7x)
cos(π+x)	−cos(x)	Simplify cos(pi+x)
cos(arcsin(5/13))	12/13	Simplify cos(arcsin(5/13))
cos(u+v)cos(v)+sin(u+v)sin(v)	cos(u)	Simplify cos(u+v)cos(v)+sin(u+v)sin(v)
cos(x)csc2(x)−cos(x)cot2(x)	cos(x)	Simplify cos(x)csc(x)^2-cos(x)cot(x)^2
cos(x−(3*π)/2)	−sin(x)	Simplify cos(x-(3pi)/2)
cos(x)tan(x)+sin(x)cot(x)	sin(x)+cos(x)	Simplify cos(x)tan(x)+sin(x)cot(x)
cot(150)	−√(,3)	Simplify cot(150)
cot((5*π)/4)	1	Simplify cot((5pi)/4)
cot(−π/2)	0	Simplify cot(-pi/2)
cot(π/2−x)	tan(x)	Simplify cot(pi/2-x)
cos(arcsin(8/x))	√(,x2−64)/x	Simplify cos(arcsin(8/x))
cos(arcsin(4/5))	3/5	Simplify cos(arcsin(4/5))
cos(x2)	cos(x2)	Simplify cos(x^2)
cos(195)	(−√(,6)−√(,2))/4	Simplify cos(195)
cos(20)cos(70)−sin(20)sin(70)	0	Simplify cos(20)cos(70)-sin(20)sin(70)
cos(22)⋅67	cos(22)⋅67≈62.1213	Simplify cos(22)*67
cos(223.5x)cos(−15.5x)−sin(223.5x)sin(−15.5x)	cos(208*x)	Simplify
cos(−15)	(√(,6)+√(,2))/4	Simplify cos(-15)
cos(12)	cos(12)	Simplify cos(12)
cos((7π)/12)cos(π/4)+sin((7π)/12)sin(π/4)	1/2	Simplify
cos(2/3)	cos(2/3)	Simplify cos(2/3)
cos(π/7)	cos(π/7)	Simplify cos(pi/7)
cos(a/2)	±√(,(1+cos(a))/2)	Simplify cos(a/2)
cos((7*π)/3)	1/2	Simplify cos((7pi)/3)
cos(π/12)cos(−π/6)+sin(π/12)sin(−π/6)	√(,2)/2	Simplify
cos(π/2−u)	sin(u)	Simplify cos(pi/2-u)
cos(−π/2)	0	Simplify cos(-pi/2)
cos((11*π)/4)	−√(,2)/2	Simplify cos((11pi)/4)
cos(1/2)	cos(1/2)	Simplify cos(1/2)
cos(x)+sin(x)	√(,2)*cos(x−π/4)	Simplify cos(x)+sin(x)
cos(x)tan(x)csc(x)	1	Simplify cos(x)tan(x)csc(x)
2/√(,21)	(2√(,21))/21	Evaluate 2/( square root of 21)
x=π/3	see full solution →	Find the x and y Intercepts pi/3
y2=9*x	x-intercept: (0,0), y-intercept: (0,0)	Find the x and y Intercepts y^2=9x
tan(arcsin(x))	Domain:(−1,1)	Find the Domain tan(arcsin(x))
sec(x)*cot(x)=csc(x)	see full solution →	Find the Domain sec(x)cot(x)=csc(x)
ƒ(x)=2*cos(x)	Domain: *(−∞,∞)	Find the Domain f(x)=2cos(x)
ƒ(x)=arcsin(x)	[−1,1]	Find the Domain f(x)=arcsin(x)
1/√(,21)/5	(5√(,21))/21	Evaluate 1/(( square root of 21)/5)
(11*π)/12	(2*π)/3+π/4	Split Using Partial Fraction Decomposition (11pi)/12
y=(log_)(x+2)	Domain:(−2,∞)	Find the Domain y = log of x+2
y=3*cos(x)	Domain: *(−∞,∞)	Find the Domain y=3cos(x)
y=3tan(2x)	see full solution →	Find the Domain y=3tan(2x)
sec(arcsin((2√(,6))/9))	(3√(,57))/19	Simplify sec(arcsin((2 square root of 6)/9))
sin(−√(,3)/2)	sin(−√(,3)/2)	Simplify sin((- square root of 3)/2)
cos(270)	0	Evaluate cos(270 degrees )
cos(arccos(√(,2)/2))	√(,2)/2	Simplify cos(arccos(( square root of 2)/2))
cos(arccos(−√(,3)/2))	−√(,3)/2	Simplify cos(arccos(-( square root of 3)/2))
cot(arcsin(−√(,6)/4))	−√(,15)/3	Simplify cot(arcsin(-( square root of 6)/4))
cot(arcsin(−√(,7)/8))	−√(,399)/7	Simplify cot(arcsin(-( square root of 7)/8))
cos(arctan(√(,14)))	√(,15)/15	Simplify cos(arctan( square root of 14))
cos(arctan(√(,7)))	√(,2)/4	Simplify cos(arctan( square root of 7))
csc(arccos(√(,3)/2))	2	Simplify csc(arccos(( square root of 3)/2))
csc(√(,3)/2)	1/sin(√(,3)/2)	Simplify csc(( square root of 3)/2)
4*π	720	Convert from Radians to Degrees 4pi
arccos(√(,3))	undefined	Simplify arccos( square root of 3)
arccot(−√(,5))	π−arccot(√(,5))	Simplify arccot(- square root of 5)
arccot(√(,7))	arccot(√(,7))	Simplify arccot( square root of 7)
√(,((1−cos(x))*(1+cos(x)))/cos2(x))	$	\tan(x)
√(,(1+sin(y))/(1−sin(y)))	sec(y)+tan(y)	Simplify square root of (1+sin(y))/(1-sin(y))
√(,(1−cos(30))/2)	√(,2−√(,3))/2	Simplify square root of (1-cos(30))/2
√(,1−cos2(x))	$	\sin(x)
cos(x)=5/13,0<x<π/2	see full solution →	Find the Other Trig Values in Quadrant I cos(x)=5/13
cot(x)=√(,3)/3, in Quadrant I	see full solution →	Find the Other Trig Values in Quadrant I cot(x)=( square root of 3)/3
tan(θ)=8/15,0<θ<π/2	see full solution →	Find the Other Trig Values in Quadrant I tan(theta)=8/15
cot(x)=1/9,0<x<π/2	see full solution →	Find the Other Trig Values in Quadrant I cot(x)=1/9
cot(x)=12/5,0<x<π/2	see full solution →	Find the Other Trig Values in Quadrant I cot(x)=12/5
cos(a)=√(,11)/11, Quadrant I	see full solution →	Find the Other Trig Values in Quadrant I cos(a)=( square root of 11)/11
sec(x)=13/12,0<x<π/2	see full solution →	Find the Other Trig Values in Quadrant I sec(x)=13/12
sec(x)=4/3, Quadrant I	see full solution →	Find the Other Trig Values in Quadrant I sec(x)=4/3
cot(θ)=3,θ∈Quadrant I	see full solution →	Find the Other Trig Values in Quadrant I cot(theta)=3
cos(x)=3/7,0<x<π/2	see full solution →	Find the Other Trig Values in Quadrant I cos(x)=3/7
cos(x)=4/9,0<x<π/2	see full solution →	Find the Other Trig Values in Quadrant I cos(x)=4/9
cos(x)=5/6,0<x<π/2	see full solution →	Find the Other Trig Values in Quadrant I cos(x)=5/6
tan(x)=3/5,0<x<π/2	see full solution →	Find the Other Trig Values in Quadrant I tan(x)=3/5
tan(x)=3/7,0<x<π/2	see full solution →	Find the Other Trig Values in Quadrant I tan(x)=3/7
tan(x)=60/11, Quadrant I	see full solution →	Find the Other Trig Values in Quadrant I tan(x)=60/11
tan(x)=9, Quadrant I	see full solution →	Find the Other Trig Values in Quadrant I tan(x)=9
tan(x)=1/3, Quadrant I	see full solution →	Find the Other Trig Values in Quadrant I tan(x)=1/3
cos(x)=−2/7, Quadrant II	see full solution →	Find the Other Trig Values in Quadrant II cos(x)=-2/7
sin(x)=60/61,0<x<π/2	see full solution →	Find the Other Trig Values in Quadrant I sin(x)=60/61
sin(x)=9/41, Quadrant I	see full solution →	Find the Other Trig Values in Quadrant I sin(x)=9/41
sin(x)=√(,6)/5,0<x<π/2	see full solution →	Find the Other Trig Values in Quadrant I sin(x)=( square root of 6)/5
sin(x)=√(,2)/6, Quadrant I	see full solution →	Find the Other Trig Values in Quadrant I sin(x)=( square root of 2)/6
sin(x)=1/7, Quadrant I	see full solution →	Find the Other Trig Values in Quadrant I sin(x)=1/7
sec(θ)=9,θ∈Quadrant I	see full solution →	Find the Other Trig Values in Quadrant I sec(theta)=9
csc(θ)=4,0<θ<π/2	see full solution →	Find the Other Trig Values in Quadrant I csc(theta)=4
csc(θ)=3,θ∈Quadrant I	see full solution →	Find the Other Trig Values in Quadrant I csc(theta)=3
ƒ(x)=tan(3*x−π/2)	π/3+(n*π)/3	Find the Asymptotes f(x)=tan(3x-pi/2)
1/sin(x)−sin(x)	cos(x)*cot(x)	Factor 1/(sin(x))-sin(x)
(sin(x)+cos(x))2	1+sin(2*x)	Factor (sin(x)+cos(x))^2
sin(x)=8/9, Quadrant II	see full solution →	Find the Other Trig Values in Quadrant II sin(x)=8/9
sin(a)=12/13, Quadrant II	see full solution →	Find the Other Trig Values in Quadrant II sin(a)=12/13
sec(135)	−√(,2)	Evaluate sec(135 degrees )
y=3sin(2π*x)	3sin(2π*x)	Graph y=3sin(2pix)
tan(θ)=−1,θ∈Quadrant II	see full solution →	Find the Other Trig Values in Quadrant II tan(theta)=-1
−(11*π)/12	−165	Convert from Radians to Degrees -(11pi)/12
cos(x)=−1/3,π<x<(3*π)/2	see full solution →	Find the Other Trig Values in Quadrant III cos(x)=-1/3
tan(x)=−8/15, Quadrant II	see full solution →	Find the Other Trig Values in Quadrant II tan(x)=-8/15
tan(x)=−5/4, Quadrant II	see full solution →	Find the Other Trig Values in Quadrant II tan(x)=-5/4
cos(x)=−5/13,π<x<(3*π)/2	see full solution →	Find the Other Trig Values in Quadrant III cos(x)=-5/13