Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Prerequisites - P.5 - Rational Expressions - Exercises - Page 48: 44

Answer

$\frac{4x-10}{(x+3)(x-3)}$

Work Step by Step

$\frac{2}{x^2-9}+\frac{4}{x+3}=\frac{2}{(x+3)(x-3)}+\frac{4(x-3)}{(x+3)(x-3)}=\frac{2+4(x-3)}{(x+3)(x-3)}=\frac{2+4x-12}{(x+3)(x-3)}=\frac{4x-10}{(x+3)(x-3)}$
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