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: 5

Answer

$-\dfrac{1}{4}$

Work Step by Step

The exponent is 2, which means that $\frac{1}{2}$ will be multiplied by itself 2 times. Thus, $-\left(\dfrac{1}{2}\right)^2 = -\left(\dfrac{1}{2} \cdot \dfrac{1}{2}\right)=-\dfrac{1}{4}$
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