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 as n->inf of (n/(3n-1))^(2n-1)*((9n+2)/(n+1))^(n+2)
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random