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 5.3 - Special Products - Exercise Set: 24

Answer

$7x^5+14x^3+5x^2+10$

Work Step by Step

Using $(a+b)(c+d)=ab+ad+bc+bd$ or the FOIL Method, the product of the given expression, $ (7x^3+5)(x^2+2) ,$ is \begin{array}{l}\require{cancel} 7x^3(x^2)+7x^3(2)+5(x^2)+5(2) \\\\= 7x^5+14x^3+5x^2+10 .\end{array}
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