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.
d/(dx)(1/16 tan^(-1)(tan(x)/2) + 1/32 sin(2 tan^(-1)(tan(x)/2))) = (sec^2(x))/(4 + tan^2(x))^2
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random