Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 7 - Section 7.2 - Rational Exponents - Exercise Set - Page 524: 138

Answer

See below.

Work Step by Step

An odd root of a negative number is negative because a negative number multiplied by itself an odd number of times gives a negative number. An even root of a negative number is not a real number because there is no real number such that when multiplied by itself an even number of times it would give a negative number.
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