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,
$-\left(\dfrac{1}{2}\right)^2 = -\left(\dfrac{1}{2} \cdot \dfrac{1}{2}\right)=-\dfrac{1}{4}$
Elementary Algebra
by Kaufmann, Jerome; Schwitters, Karen;
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: 5
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