## anonymous 5 years ago Find the indefinite integral of xe^(-4x)dx

1. anonymous

I can do this, but I want to see if anyone else on here can. To make it a bit easier to read: $\int\limits_{?}^{?} xe ^{-4x}dx$

2. anonymous

do it by parts

3. anonymous

Yessir

4. anonymous

let u=x and let dv=e^(-4x) and it should work it nice.