Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 1 - Test - Page 306: 39


$A= 2x^2+\frac{32000}{x}$

Work Step by Step

Step 1. Assuming the height is $h$, we have the volume as $V=x^2h=8000$, which gives $h=\frac{8000}{x^2}$ Step 2. The surface area can then be expressed as $A=2x^2+4xh=2x^2+4x(\frac{8000}{x^2})=2x^2+\frac{32000}{x}$
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.