Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 9 - Roots and Radicals - 9.5 - Solving Radical Equations - Concept Quiz 9.5 - Page 424: 7



Work Step by Step

We can solve this problem without actually using any math. After all, the square root of anything is always positive. Thus, it is not possible to add two square roots to get a negative number.
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