#### Answer

$-4$

#### Work Step by Step

$\sqrt {16}=4$ because $4^2=16$
(Use the definition of square root)
$-\sqrt {16}=-4$

Published by
Pearson

ISBN 10:
0-13417-805-X

ISBN 13:
978-0-13417-805-9

$-4$

$\sqrt {16}=4$ because $4^2=16$
(Use the definition of square root)
$-\sqrt {16}=-4$

You can help us out by revising, improving and updating this answer.

Update this answerAfter you claim an answer you’ll have **24 hours** to send in a draft. An editor
will review the submission and either publish your submission or provide feedback.