Algebra: A Combined Approach (4th Edition)

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

Chapter 6 - Section 6.5 - Factoring by Special Products - Exercise Set: 91

Answer

(a+4)(a-4)(b-4)

Work Step by Step

$a^{2}$(b-4)-16(b-4)=($a^{2}$-16)(b-4)=($a^{2}$-$4^{2}$)(b-4)= (a+4)(a-4)(b-4)
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