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.
simplify (x^2)/(x^2+1)-(3x+1)/(x-1)+(x-2)/(x^2-1)
simplify (x^2)/(x^2+1)-(3x+1)/(x-1)+(x-2)/(x^2-1)
Natural Language
Math Input
Extended Keyboard
