Answer
$-9$
Work Step by Step
Recall, the exponent tells us how many times to multiply the base (which is the number below the exponent) by itself. Thus, we obtain:
$-3^2 = -(3^2)= -(3 \cdot 3)=-9$
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 - 2.4 - Exponents - Problem Set 2.4 - Page 75: 7
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