Elementary Linear Algebra 7th Edition

Published by Cengage Learning
ISBN 10: 1-13311-087-8
ISBN 13: 978-1-13311-087-3

Chapter 6 - Linear Transformations - 6.1 Introduction to Linear Transformations - 6.1 Exercises - Page 301: 62

Answer

$e^x+C$

Work Step by Step

We know from the exercise that $D_x(f(x))=e^x$. The pre-image here is the "inverse" of the derivative; thus we can obtain it by integrating $e^x$ with respect to $x$, which is $e^x+C$, where $C$ is a constant.
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