Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 9 - Section 9.3 - Exponential Functions - Exercise Set: 19

Answer

B

Work Step by Step

We are given that $f(x)=2^{x}$. In order to find out which graph matches this function, we can find the value of $f(1)$. $f(1)=2^{1}=2$ Therefore, $f(x)$ matches Graph B, as it is the only graph that contains the ordered pair $(1,2)$.
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