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 - Page 560: 67



Work Step by Step

We are given that $f(x)=4^{-x}$. In order to find out which graph matches this function, we can find the value of $f(1)$. $f(1)=4^{-1}=\frac{1}{4^{1}}=\frac{1}{4}$ Therefore, $f(x)$ matches Graph D, as it is the only graph that contains the ordered pair $(1,\frac{1}{4})$.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.