Intermediate Algebra: Connecting Concepts through Application

Published by Brooks Cole
ISBN 10: 0-53449-636-9
ISBN 13: 978-0-53449-636-4

Chapter 6 - Logarithmic Functions - 6.3 Graphing Logarithmic Functions - 6.3 Exercises: 39

Answer

$f^{-1}(x) = \frac{x-12}{2}$

Work Step by Step

$f(x) = 2x+ 12$ Let $f(x) = y$ $y = 2x + 12$ Swap the $x$ and $y$ variable to find the inverse: $x = 2y + 12$ $x - 12 = 2y$ $y = \frac{x-12}{2}$ $f^{-1}(x) = \frac{x-12}{2}$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.