Algebra: A Combined Approach (4th Edition)

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

Chapter 7 - Review: 67



Work Step by Step

$\dfrac{x}{x^{2}-36}+\dfrac{6}{x^{2}-36}$ Evaluate the sum: $\dfrac{x}{x^{2}-36}+\dfrac{6}{x^{2}-36}=\dfrac{x+6}{x^{2}-36}=...$ Factor the denominator and simplify: $...=\dfrac{x+6}{(x-6)(x+6)}=\dfrac{1}{x-6}$
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