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.
[x^2--(y-1)^2=1,(y-1/2)*(y-1)=0]
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
