Answer
$\pm6$.
Work Step by Step
The given values are
$n=2$ and $a=36$
The index $n=2$ is even and $a>0$. So, $36$ has two real square roots.
$=\pm\sqrt{36}$
Use $36=6^2$.
$=\pm\sqrt{6^2}$
Simplify.
$=\pm6$.
Big Ideas Math - Algebra 1, A Common Core Curriculum
by Larson, Ron; Boswell, Laurie
Published by
Big Ideas Learning LLC
ISBN 10:
978-1-60840-838-2
ISBN 13:
978-1-60840-838-2
Chapter 6 - Exponential Functions and Sequences - 6.2 - Radicals and Rational Exponents - Exercises - Page 303: 7
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