plot((sinx+cosx)^(4(cosx-sinx))+(cosx-sinx)^(4(sinx+cosx))), x from 0 to pi/4

Uh oh! Wolfram|Alpha doesn't run without JavaScript.

Please enable JavaScript. If you don't know how, you can find instructionshere.Once you've done that, refresh this page to start using Wolfram|Alpha.