Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 5 - Section 5.5 - Multiplying Polynomials - Exercise Set: 20

Answer

$20x^{3}-24x^{2}-40x$

Work Step by Step

$4x(5x^{2}-6x-10)=(4x)(5x^{2})+(4x)(-6x)+(4x)(-10)=20x^{3}+(-24x^{2})+(-40x)=20x^{3}-24x^{2}-40x$
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