Answer
$-1$
Work Step by Step
$i^{2}$
$=i * i$
$=\sqrt -1 * \sqrt -1$
$=(\sqrt -1)^{2}$
$-1$
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 7 - Section 7.7 - Complex Numbers - Vocabulary, Readiness & Video Check - Page 462: 3
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