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.
Limit[e^(1-Sqrt[x]/2)e^(((2-Sqrt[x])/(2x))(Sqrt[x]/2 - x - 1)),x->inf]
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random