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 (integrate ((x+3y)/(x-3y)^2)*sin(x-3y)dx from x=-3y to 3y+6) dy from y=-1 to 0
integrate (integrate ((x+3y)/(x-3y)^2)*sin(x-3y)dx from x=-3y to 3y+6) dy from y=-1 to 0
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random