Answer
$\huge\color{blue}{-9}$
Work Step by Step
$-3^2 \ne 9$
Remember that $(-3)^2$ and $-3^2$ are different terms.
$\color{blue}{-}3^2 =\color{blue}{(-1)} (3^2)$
$(-1) (3^2) = (-1) (9)$
$\huge\color{blue}{-9}$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter R - Review of Basic Concepts - Chapter R Test Prep - Review Exercises - Page 84: 118
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