Answer
$=-\frac{64}{x^{3}}$
Work Step by Step
When a quotient is raised to a power, raise both the numerator and the denominator to that power:
$$(-\frac{4}{x})^{3}$$
$$=\frac{(-4)^{3}}{x^{3}}$$
$$=\frac{-64}{x^{3}}$$
$$=-\frac{64}{x^{3}}$$
College Algebra (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-32178-228-3
ISBN 13:
978-0-32178-228-1
Chapter P - Prerequisites: Fundamental Concepts of Algebra - Exercise Set P.2 - Page 33: 41
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