Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 7 - Section 7.1 - Simplifying Rational Expressions - Exercise Set: 3



Work Step by Step

$\dfrac{y^{3}}{y^{2}-1};$ $y=-2$ Replace $y$ with $-2$ and evaluate the operations: $\dfrac{(-2)^{3}}{(-2)^{2}-1}=\dfrac{-8}{4-1}=\dfrac{-8}{3}=-\dfrac{8}{3}$
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