Answer
$15a^{2}b+20ab^{2}-24ab-32b^{2}$
Work Step by Step
$(5ab-8b)(3a+4b)$
$=5ab(3a+4b)-8b(3a+4b)$
$=15a^{2}b+20ab^{2}-24ab-32b^{2}$
Intermediate Algebra: Connecting Concepts through Application
by Clark, Mark; Anfinson, Cynthia
Published by
Brooks Cole
ISBN 10:
0-53449-636-9
ISBN 13:
978-0-53449-636-4
Chapter 3 - Exponents, Polynomials and Functions - 3.2 Combining Functions - 3.2 Exercises - Page 244: 39
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