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.
(a+b+c)(a^2+b^2+c^2−ab−bc−ca)+3abc
(a+b+c)(a^2+b^2+c^2−ab−bc−ca)+3abc
Natural Language
Math Input
Extended Keyboard
