Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 6 Rational Exponents and Radical Functions - 6.4 Use Inverse Functions - 6.4 Exercises - Skill Practice - Page 443: 44b



Work Step by Step

When $n$ is odd, the end behavior at positive and negative infinity will be opposites. Consequently, as displayed by the shape of a cubic function, $x^n$ functions where $n$ is odd will pass the horizontal line test, meaning that the inverse will be a function.
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