Answer
$[4,\infty)$
Work Step by Step
The domain of a one-to-one function is the range of its inverse function and vice versa, hence the range of the inverse is $[4,\infty)$.
Precalculus (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0-32197-907-9
ISBN 13:
978-0-32197-907-0
Chapter 5 - Exponential and Logarithmic Functions - 5.2 One-to-One Functions; Inverse Functions - 5.2 Assess Your Understanding - Page 265: 9
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