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.
((412.5 + y*82.5) * (1+2x) + y*163) - ((y+1)*163*(1+2x)) < 0, 0 < x < 2, 0 <= y <=10
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random