Answer
Proposed solutions of radical equations must be checked because raising both sides of the equal sign to an even power can result to extraneous solutions.
Work Step by Step
No work is necessary
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 7 - Section 7.6 - Radical Equations and Problem Solving - Exercise Set - Page 456: 96
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