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.
(4*x--4-y)*((x-13)/2-y)*(4*x-10-y)*(x/2--1/2-y)=0
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random