Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)

Published by Pearson
ISBN 10: 0-32193-104-1
ISBN 13: 978-0-32193-104-7

Chapter 4 - Exponential and Logarithmic Functions - Section 4.3 Exponential Functions - 4.3 Assess Your Understanding - Page 307: 91


(a) $16$, $(4,16)$. (b) $-4$, $(-4,\frac{1}{16})$.

Work Step by Step

(a) Given $f(x)=2^x$, we have $f(4)=2^4=16$ which gives point $(4,16)$. (b) $\frac{1}{16}=2^x$, thus $x=-4$ which gives point $(-4,\frac{1}{16})$.
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.