Answer
$\text{unreal}$
Work Step by Step
Any even root of a negative number will yield an imaginary number. Thus, the root is $\text{unreal}$.
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter P - Review Exercises - Page 143: 56
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