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.
[y=2*x-1/x+2,y=(2*x-1)/(x+2)]
[y=2*x-1/x+2,y=(2*x-1)/(x+2)]
Natural Language
Math Input
Extended Keyboard
