Integrate (x^2 + y^2 + (1-x^2-y^2)/2) / ((x^2 + y^2 + ((1-x^2-y^2)/2)^2)^(3/2)

Uh oh! Wolfram|Alpha doesn't run without JavaScript.

Please enable JavaScript. If you don't know how, you can find instructionshere.Once you've done that, refresh this page to start using Wolfram|Alpha.