- Thread starter
- #1

#### Petrus

##### Well-known member

- Feb 21, 2013

- 739

I got stuck on this limit

\(\displaystyle \lim_{x->-\infty}x^2e^x\)

progress:

I did rewrite that as

\(\displaystyle \frac{e^x}{\frac{1}{x^2}}\) and then did variabel subsitution \(\displaystyle t=\frac{1}{x^2}\) but that did not work well,

Regards,

\(\displaystyle |\pi\rangle\)