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: 7

Answer

nonnegative

Work Step by Step

A radical expression with an even index, such as $\sqrt[4]{x},$ is a real number if $x$ is $0$ or a positive number (or $x$ is nonnegative.)
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