Find Amplitude, Period, and Phase Shift y=4csc(x-pi/2)
Problem
Solution
Identify the standard form of the cosecant function, which is
y=a*csc(b*(x−h))+k In this equation,a=4 b=1 h=π/2 andk=0 Determine the amplitude. For the cosecant function, there is no amplitude in the traditional sense because the graph does not have a maximum or minimum value. However, the vertical stretch factor is
|a|=4 Calculate the period using the formula
P=(2*π)/|b| Sinceb=1 the period is2*π Identify the phase shift from the value of
h Since the expression is(x−π/2) the phase shift isπ/2 units to the right.
Final Answer
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