Answer
(a) $0$
(b) Impossible: the denominator cannot be equal to $0$.
Work Step by Step
$\frac{x-2}{x+2}$
(a) $\frac{2-2}{2+2}=\frac{0}{4}=0$
(b) $\frac{-2-2}{-2+2}=\frac{-4}{0}$. Impossible: the denominator cannot be equal to $0$.
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Prerequisites - P.1 - Review of Real Numbers and Their Properties - Exercises - Page 13: 64
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