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.
integrate from 3 to 11 for 2pi y (3 + (y − 7)^2) dy
integrate from 3 to 11 for 2pi y (3 + (y − 7)^2) dy
Natural Language
Math Input
Extended Keyboard