Answer
$-9$
Work Step by Step
Using the laws of exponents, the given expression, $
-(-3)^2
,$ simplifies to
\begin{array}{l}\require{cancel}
-(9)
\\\\=
-9
.\end{array}
Intermediate Algebra (12th Edition)
by Lial, Margaret L.; Hornsby, John; McGinnis, Terry
Published by
Pearson
ISBN 10:
0321969359
ISBN 13:
978-0-32196-935-4
Chapter 4 - Mixed Review Exercises - Page 319: 5
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