Answer
$=125x^{3}$
Work Step by Step
$(5x)^{3}$
$=5^{3}x^{3}$
$=(5\times5\times5)x^{3}$
$=(25\times5)x^{3}$
$=125x^{3}$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 10 - Section 10.2 - Integrated Review - Operations on Polynomials - Page 712: 21
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