Answer
(a-3)$(a+4)^{2}$
Work Step by Step
Denominators: $a^{2}$+8a+16, $a^{2}$+a-12
$a^{2}$+8a+16 factors:a+4, a+4
$a^{2}$+a-12 factors: a+4, a-3
(a+4)*(a+4)*(a-3) = (a-3)$(a+4)^{2}$
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 6 - Section 6.2 - Adding and Subtracting Rational Expressions - Exercise Set - Page 354: 24
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