Answer
$-2$
Work Step by Step
$-\sqrt{4}$ is the negative of $\sqrt{4}$.
Since $2^{2}=4$, it follows that $\sqrt{4}=2$.
It follows then, that
$-\sqrt{4} =-2$
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 - Maintaining Mathematical Proficiency - Page 289: 5
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