College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter 6 - Section 6.2 - One-to-One Functions; Inverse Functions - 6.2 Assess Your Understanding: 9

Answer

The range is $[4, \infty)$

Work Step by Step

Recall that in order to change a function to its inverse, the x and y values are switched. Thus, we know that the domain of the original function must be the range of the inverse function.
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