Answer
False.
Work Step by Step
False, because if $x=0$, then $f(x)=0^4-1=-1$. Thus, the range is definitely not $(0,\infty)$.
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 2 - 2.2 - Functions - 2.2 Exercises - Page 186: 87
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