Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 7 - Functions and Graphs - 7.1 Introduction to Function - 7.1 Exercise Set - Page 450: 63


$$36\pi $$

Work Step by Step

We are given the following equation: $$ V\left(r\right)=4\pi \:r^2 $$ Thus, when $r$ is 3, we find: $$ 4\pi 3^2\\ 36\pi $$
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