Intermediate Algebra (6th Edition)

by Martin-Gay, Elayn

Published by Pearson

ISBN 10: 0321785045

ISBN 13: 978-0-32178-504-6

Chapter 7 - Section 7.1 - Radicals and Radical Functions - Exercise Set - Page 418: 103

Answer

Choice D

Work Step by Step

The radical $\sqrt{-10}$ is not a real number because the radicand is a negative number and the index is even. Hence, $\text{ Choice D .}$

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