Answer
$-2$
Work Step by Step
Step 1: $-\sqrt 4$
Step 2: $-1\times\sqrt 4$
Step 3: $-1\times2$
Step 4: Therefore, the answer is $-2$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 10 - Section 10.7 - Complex Numbers - Vocabulary and Readiness Check - Page 739: 12
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