- #1

arsmath

- 9

- 0

I need to integrate on the interval 0 to infinity, x²e^-x².

We have proved that on the interval of -∞ to ∞, e^-x²=√∏ so from o to ∞, it equals √∏/2. I can use this in my proof, but I don't see how. When I try integrating by parts I have trouble getting a finite answer. I would love some help,