Answer
$-3x^3$
Work Step by Step
The cube root of $-27x^9$, written as $\sqrt[3]{-27x^9}$, is $
-3x^3
$ since $\left( -3x^3 \right)^3=-27x^9$.
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 10 - Cumulative Review - Page 634: 23e
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