Answer
49
Work Step by Step
$(-7)^{2}=-7\times-7=49$
The numbers being multiplied have the same sign, so the product will be positive.
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 1 - Section 1.3 - Operations on Real Numbers and Order of Operations - Exercise Set - Page 27: 36
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