Intermediate Algebra: Connecting Concepts through Application

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: 34

Answer

$a^{2}b+2ab^{2}-17b$

Work Step by Step

$(a^{2}b+5ab^{2}-9b)-(3ab^{2}+8b)$ $=a^{2}b+5ab^{2}-9b-3ab^{2}-8b$ $=a^{2}b+5ab^{2}-3ab^{2}-9b-8b$ $=a^{2}b+2ab^{2}-17b$
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