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.
lim ((2^n +3^n)/ (4^n +3^n))^1/n as n-> inf
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random