Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 10 - Section 10.3 - Multiplying Polynomials - Exercise Set: 20

Answer

$20x^3+25x$

Work Step by Step

$5x(4x^2+5)=5x(4x^2)+5x(5)=20x^3+25x$
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