10-04-2015, 10:56 PM
For any x,y,z:
x^3+y^3+z^3-3xyz-
(x+y+z)(x^2+y^2+z^2-yz-zx-xy) = 0.
-51
x^3+y^3+z^3-3xyz-
(x+y+z)(x^2+y^2+z^2-yz-zx-xy) = 0.
-51
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