Answer
$3$
Work Step by Step
I substitute in $f(x)=1$. Then $2x-5=1\\2x=6\\x=3$
Thus $f^{-1}(1)=3$
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 9 - Section 9.2 - Composite and Inverse Functions - Exercise Set - Page 688: 67
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