Answer
$11$
Work Step by Step
The given expression is
$=\sqrt{121}$
Use $121=11^2$.
$=\sqrt{11^2}$
Simplify.
$=11$
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 8 - Graphing Quadratic Functions - 8.6 - Comparing Linear, Exponential, and Quadratic Functions - Exercises - Page 468: 43
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