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_{y=0}^{\sqrt{2}} \int_{x=y^2 - 1}^{1} (\sqrt{x+1}) dx dy
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random