Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 6 Rational Exponents and Radical Functions - 6.6 Solve Radical Equations - 6.6 Exercises - Skill Practice - Page 456: 2

Answer

The answer is below.

Work Step by Step

The student should have added the negative radical to the other side of the equation. Doing this, the student would have caused both radicals to be easily eliminated when the student squared both sides of the equation.
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