Answer
$-0.4$ and $0.4$
Work Step by Step
Note that
$0.4^2=0.16$, therefore $0.4$ is a real square root of $0.16$, and
$(-0.4)^2=0.16$, therefore $-0.4$ is a real square root of $0.16$.
Algebra 2 Common Core
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133186024
ISBN 13:
978-0-13318-602-4
Chapter 6 - Radical Functions and Rational Exponents - 6-1 Roots and Radical Expressions - Lesson Check - Page 364: 2
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