Answer
-4
Work Step by Step
Recall, when a number is raised to the third power, the cube root cancels out the exponent. Thus, we obtain:
$\sqrt[3] {-64}=\sqrt[3] {(-4)^{3}}=-4$
Elementary Algebra
by Kaufmann, Jerome; Schwitters, Karen;
Published by
Cengage Learning
ISBN 10:
1285194055
ISBN 13:
978-1-28519-405-9
Chapter 11 - Additional Topics - 11.3 - Fractional Exponents - Problem Set 11.3 - Page 489: 7
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