[Math]
\displaystyle \lim_{x \to + \infty} \left( 1 + \frac {3}{x} \right)^{x/2} =
[/tex]
I am simply stumped with this problem.
All I can say, is there is almost an e in there.
$\displaystyle
(1+\frac{1}{x})^{x}
$
This needs to be somehow factored out correct?
Can someone please guide me through this?
Much appreciated.