$$\large \int_{1}^{\infty} e^{-x^2}(\frac1x-2x\ln x)dx$$

Question

anonymous · Answer

Do u need this for skewl? Or r u just curious?

turingtest · Answer

It came up on this site, and I got an answer that always makes me suspicious.

anonymous · Answer

ohhh cuz I was gonna go ask my tutor. If i have free time than i will

turingtest · Answer

thanks but it's not really urgent, I just wanna see a different approach. 
maybe I'm wrong

dumbcow · Answer

are you getting an answer of 0?

turingtest · Answer

yep :)

turingtest · Answer

how did you get it?

dumbcow · Answer

oh strictly numerical...graphing calculator

turingtest · Answer

Well that is assuring, I'll leave it for fun then.

dumbcow · Answer

i think its because part of it is negative which cancels out the positive area

turingtest · Answer

that was my problem, I couldn't visualize it
but that is the only way we could get zero of course; it's not always zero.

turingtest · Answer