Calculus 8th Edition

Published by Cengage
ISBN 10: 1285740629
ISBN 13: 978-1-28574-062-1

Chapter 6 - Inverse Functions - 6.1 Inverse Functions - 6.1 Exercises - Page 406: 8


Not one-to-one.

Work Step by Step

This function is not one-to-one because it fails to pass the horizontal line test. Namely, there are horizontal lines that intercept the graph of the function twice so there are two $x$-es from the domain corresponding to the same value of $y$ as illustrated below:
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