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.
UPGRADE TO PRO
APPS
TOUR
Sign in
plot(.5x^2-y^2+.1xy+1=0 and -x^2+y^2+1=0 and y = −0.841386x and y=0.891386x)
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random