Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 2 - Real Numbers - Chapter 2 Review Problem Set - Page 88: 11



Work Step by Step

The exponent is 3, which means that $-\dfrac{2}{3}$ will be multiplied by itself 3 times. Thus, $\left(-\dfrac{2}{3}\right)^3=\left(-\dfrac{2}{3}\right)\left(-\dfrac{2}{3}\right)\left(-\dfrac{2}{3}\right)=\left(-\dfrac{8}{27}\right)$
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