#### Answer

$A%$

#### Work Step by Step

RECALL:
The product rule $\sqrt{m} \cdot \sqrt{n} = \sqrt{mn}$ is only true when both $m$ and $n$ are positive.
Thus, the answer is $A$.

Published by
Pearson

ISBN 10:
013421742X

ISBN 13:
978-0-13421-742-0

$A%$

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.