# Math Help - Integration Problem

1. ## Integration Problem

So I am trying to integrate (x^3)(e^x^4). I tried it by parts with u = e^x^4 but it came out that I had to integrate something that looked even messier. Any suggestions? Thanks.

2. Originally Posted by wolfkrug
So I am trying to integrate (x^3)(e^x^4). I tried it by parts with u = e^x^4 but it came out that I had to integrate something that looked even messier. Any suggestions? Thanks.
Try $u=x^4$