# Concave Up

On what interval does the function f(x) = -x^3 + 3x^2 + 24x + 5 concave up?

keywords: concave-up

© BrainMass Inc. brainmass.com June 3, 2020, 7:20 pm ad1c9bdddfhttps://brainmass.com/math/functional-analysis/concave-up-functions-94131

#### Solution Preview

Please see the attached file for the complete solution.

Thanks for using BrainMass.

On what interval does the function f(x) = -x3 + 3x2 + 24x ...

#### Solution Summary

The interval on which a function is concave up is found. The response received a rating of "5/5" from the student who originally posted the question.

$2.19