Answer
-x - y
Work Step by Step
($x^{2}$ - $y^{2}$) / (y - x)
= (x + y)(x - y) / (-1)(x - y)
= (x + y)(1) / (-1)
= -x - y
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 6 - Section 6.1 - Rational Functions and Multiplying and Dividing Rational Expressions - Exercise Set - Page 345: 24
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