Answer
See below.
Work Step by Step
$|x^2|=9$, thus $x^2=9\\x=\pm3$ or $x^2=-9\\x=\pm3i$.
College Algebra (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0321979478
ISBN 13:
978-0-32197-947-6
Chapter 9 - Cumulative Review - Page 680: 1
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