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.
$\int\frac{dx}{(x+1)\sqrt{x^2-1}}$
$\int\frac{dx}{(x+1)\sqrt{x^2-1}}$
Natural Language
Math Input
Extended Keyboard
