Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
UPGRADE TO PRO
APPS
TOUR
lim_(x->oo) (1-((1)/(4))/(x))/(x(Sqrt[1+(2)/(x)]-1-(1)/(x)+((1)/(2))/(x^(2))))
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random