Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 11 - Section 11.1 - Solving Quadratic Equations by Completing the Square - Vocabulary and Readiness Check: 1

Answer

$±√b$

Work Step by Step

If $a^2 = b$ then in order to solve for a, both sides must be rooted. But when taking a root it is important to remember that there are positive and negative versions of root b
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.