Intermediate Algebra (12th Edition)

Published by Pearson
ISBN 10: 0321969359
ISBN 13: 978-0-32196-935-4

Chapter 6 - Section 6.1 - Rational Expressions and Functions; Multiplying and Dividing - 6.1 Exercises: 57

Answer

$-(x+2)$

Work Step by Step

$\frac{x^{2}-4}{2-x}=\frac{(x+2)(x-2)}{2-x}=\frac{(x+2)(x-2)}{-(x-2)}=\frac{x+2}{-1}\times\frac{x-2}{x-2}=-(x+2)\times1=-(x+2)$
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