Answer
$f^{-1}=(x+10)/3$
Work Step by Step
$f(x)=3x-10$
$y=3x-10$
$x=3y-10$
$x+10=3y-10+10$
$x+10=3y$
$(x+10)/3=3y/3$
$(x+10)/3=y$
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 9 - Section 9.2 - Inverse Functions - Exercise Set - Page 551: 48
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter 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.
