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.
(sqrt(cos(x))*cos(200x)%2Bsqrt(abs(x))-0.7)*(4-x*x)%5E0.01%2C sqrt(9-x%5E2)%2C -sqrt(9-x%5E2) from -4.5 to 4.5
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random