Calculus 10th Edition

Published by Brooks Cole
ISBN 10: 1-28505-709-0
ISBN 13: 978-1-28505-709-5

Chapter 3 - Applications of Differentiation - 3.4 Exercises: 3

Answer

$f(x)$ is concave up for all x ($-\infty < x < \infty$)

Work Step by Step

$f(x) = x^2 - x - 2$ 1.) Find $f''(x)$ $f'(x) = 2x - 1$ $f''(x) = 2$ Since $f''(x) > 0$ for $-\infty < x < \infty$, $f(x)$ is concave up for $-\infty < x < \infty$.
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.