Help with this problema with definite integrals

[elesar123]

The problem is in the attached image. I don't even know how to star. If you can help me, thanks!

 

[Deleted member 4993]

The problem is in the attached image. I don't even know how to star. If you can help me, thanks!

start from:

\(\displaystyle \int u(x) dv(x) = u(x) * v(x) - \int v(x) du(x) \)

Continue.......