College Algebra (10th Edition)

by Sullivan, Michael

Published by Pearson

ISBN 10: 0321979478

ISBN 13: 978-0-32197-947-6

Chapter R - Section R.2 - Algebra Essentials - R.2 Assess Your Understanding - Page 27: 85

Answer

Work Step by Step

First solve$ (-4)^2$ which is 16. The square root of 16 is 4

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.