Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 4 - Polynomials - 4.5 Multiplication of Polynomials - 4.5 Exercise Set: 27

Answer

$20x^2+5x$

Work Step by Step

Using $a(b+c)=ab+ac$ or the Distributive Property, the given expression, $ 5x(4x+1) $, is equivalent to \begin{array}{l}\require{cancel} 5x(4x)+5x(1) \\\\= 20x^2+5x .\end{array}
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