algebra

how to prove that
(a^2-b^2)^3+(b^2-c^2)^3+(c^2-a^2)^3=3 (a^2-b^2)(b^2-c^2)(c^2-a^2)
please help

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  1. That had been answered four days ago. It would be more efficient to check your previous post before posting a new one.

    http://www.jiskha.com/display.cgi?id=1307113843

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