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.
taylor series (a (a+2) (log(a)-2 log(a+1)+log(a+2))+1)/a about infinity
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random