Answer
$16x^4$
Work Step by Step
The given expression, $
(-2x)^4
$, simplifies to
\begin{array}{l}\require{cancel}
(-2x)(-2x)(-2x)(-2x)
\\\\=
(-2)(-2)(-2)(-2)x\cdot x\cdot x\cdot x
\\\\=
16x^4
.\end{array}
Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)
by Bittinger, Marvin L.; Ellenbogen, David J.; Johnson, Barbara L.
Published by
Pearson
ISBN 10:
0-32184-874-8
ISBN 13:
978-0-32184-874-1
Chapter 1 - Introduction to Algebraic Expressions - Test: Chapter 1 - Page 78: 33
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