- #1

- 14

- 0

## Homework Statement

∫r^3/(4+r^2)^(1/2) dr

## Homework Equations

∫udv=uv-∫vdu

## The Attempt at a Solution

I know that integration by parts must be used. I tried doing it with 4+r^2 as u, but kept running into issues..then I got an answer but it appears to be wrong. I guess I am not sure how to do this.