Answer
$(-\infty,-2),(-2,0),(0,2),(2,\infty)$
Work Step by Step
Whenever the slope of the function on any interval changes from negative to positive or vice-versa, it is no longer considered one-to-one on that interval.
Calculus: Early Transcendentals (2nd Edition)
by Briggs, Bill L.; Cochran, Lyle; Gillett, Bernard
Published by
Pearson
ISBN 10:
0321947347
ISBN 13:
978-0-32194-734-5
Chapter 1 - Functions - 1.3 Inverse, Exponential, and Logarithmic Functions - 1.3 Exercises - Page 35: 12
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