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^3 mod 2, x=3 mod 7, y=4 mod 7
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random