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.
differentiate -sqrt(x^2-9)/(2x^2) - (1/6)arctan(3/sqrt(x^2-9))+C
differentiate -sqrt(x^2-9)/(2x^2) - (1/6)arctan(3/sqrt(x^2-9))+C
Natural Language
Math Input
Extended Keyboard