Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 4 - Inverse, Exponential, and Logarithmic Functions - 4.2 Exponential Functions - 4.2 Exercises - Page 432: 69

Answer

$f(x)=3^{-x}+1$

Work Step by Step

Based on the given graph and data points, it is possible to start from $y=3^x$, reflect across the y-axis, then shift 1 unit up, to obtain the given graph. Thus we have $f(x)=3^{-x}+1$
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