Intermediate Algebra (6th Edition)

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: 23

Answer

-x - 7

Work Step by Step

($x^{2}$ - 49) / (7 - x) = (x - 7)(x + 7) / (-1)(x - 7) = (x + 7) / (-1) = -x - 7
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