Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter R - Review of Basic Concepts - R.7 Radical Expressions - R.7 Exercises - Page 75: 37

Answer

$\color{blue}{5k^2|m|}$

Work Step by Step

RECALL: If $n$ is an even integer, $\sqrt[n]{a^n} = |a|$ Using the rule above gives: $\sqrt{25k^4m^2} \\=\sqrt{5^2k^4m^2} \\= {|5k^2m|} \\=\color{blue}{5k^2|m|}$
Update this answer!

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

Update this answer

After 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.