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[((-2)^n + sin(n) )/( 2^n + n^2 + 1 ),n ->inf]
Limit[((-2)^n + sin(n) )/( 2^n + n^2 + 1 ),n ->inf]
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random