Answer
$-\dfrac{8}{27}$
Work Step by Step
Using the properties of exponents, then,
\begin{array}{l}
\left( -\dfrac{2}{3} \right)^3
\\\\
\left( \dfrac{-2}{3} \right)^3
\\\\
\dfrac{(-2)^3}{(3)^3}
\\\\
\dfrac{-8}{27}
\\\\
-\dfrac{8}{27}
.\end{array}
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 9 - Cumulative Review - Page 600: 8b
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