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.
100 cos^4(x)sin^4(x) -33 cos^2(x)sin^2(x)(cos^4(x)+sin^4(x))+3 (cos^8(x)+sin^8(x))
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random