Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 5 - Section 5.4 - Polynomials in Several Variables - Exercise Set: 32

Answer

$56x^{2}y+21xy^{2}$

Work Step by Step

Using the Distributive Property, the product of the given expression, $ 7xy(8x+3y) ,$ is \begin{array}{l}\require{cancel} 7xy(8x)+7xy(3y) \\\\= 56x^{1+1}y+21xy^{1+1} \\\\= 56x^{2}y+21xy^{2} .\end{array}
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