Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 1 - Section 1.2 - Operations with Real Numbers and Simplifying Algebraic Expressions - Exercise Set: 69

Answer

$\dfrac{1}{8}$

Work Step by Step

Recall, $a^{m}$ is equal to a multiplied by itself m times. Thus, we obtain: $-\left(-\frac{1}{2}\right)^3 \\=-(-\frac{1}{2})(-\frac{1}{2})(-\frac{1}{2}) \\=-(-\frac{1}{8}) \\=\frac{1}{8}$
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