Simplify (|x^2|)/(x^2)
Problem
Solution
Analyze the expression inside the absolute value. The term
x^2 is always non-negative for any real numberx because any real number squared is greater than or equal to zero.Apply the definition of absolute value. Since
x^2≥0 for all realx the absolute value|x^2| is equal tox^2 itself.Substitute the simplified numerator back into the fraction. This gives
(x^2)/(x^2) Simplify the fraction. For all
x≠0 the numerator and denominator cancel out to equal1 Note that the expression is undefined atx=0
Final Answer
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