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.
8x+2z-2x^3+x^2z>0, x^2+2xz+4z^2-3=0
8x+2z-2x^3+x^2z>0, x^2+2xz+4z^2-3=0
Natural Language
Math Input