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.
maximize 10*(1+x/(2(sin(x))^2)-cotan(x)/2)/(2x/sin(x)) for x from 0 to pi/2
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random