Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 10 - Exponents and Radicals - 10.1 Radical Expressions and Functions - 10.1 Exercise Set: 1

Answer

2

Work Step by Step

All positive integers have 2 square roots. For example, consider 100. Both -10 and 10 are square roots of 100, for both, when squared, equal 100.
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