Hi there, I'm facing this problem which I couldn't solve.

The statement says:

Evaluate the next integrals, expressing it previously in the forms that contains , and , and then solve it using the integral table;

The exercise which I couldn't solve is:

I started by completing the square:

Then

From here I've tried to solve it by parts

If I try again by parts with it gets more complicated.

So, what do you say?

Bye there.