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.
(a+(a-1)/(a+1)-1/a-(a+1)/(a-1))(a)(a+1)(a-1)
(a+(a-1)/(a+1)-1/a-(a+1)/(a-1))(a)(a+1)(a-1)
Natural Language
Math Input
Extended Keyboard
