### Home > APCALC > Chapter 11 > Lesson 11.3.1 > Problem 11-82

11-82.

Examine the integrals below. Consider the multiple tools available for integrating and use the best strategy for each part. Evaluate each integral and briefly describe your method. Homework Help ✎

The Reverse Chain Rule can be used here, but this is an improper integral, so be sure to use a limit.

Let

.

Use partial fraction decomposition.

Use substitution twice.

Let

. Then.Let

. Then .