College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter 2, Functions - Chapter 2 Review - Exercises: 99

Answer

$f^{-1}(0)=1$ $f^{-1}(4)=3$

Work Step by Step

We know that $f$ does have an inverse because it passes the horizontal line test (is one-to-one). We know that $f(1)=0$. Therefore, $f^{-1}(0)=1$. Similarly, we know that $f(3)=4$. Therefore, $f^{-1}(4)=3$.
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