Answer
$f(x)=\frac{1}{5}(x+2)^3$ has an inverse function.
Work Step by Step
It is not possible to draw a horizontal line that intersects $f(x)$ at two points or more.
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 2 - 2.7 - Inverse Functions - 2.7 Exercises - Page 229: 42
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