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.
solve 2x^2+2xy+4xz−1=0 , −2y^2−2xy−4yz+1=0, xz+yz+2z^2+1=0
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random