`a^3(b-c)^3+b^3(c-a)^3+c^3(a-b)^3`

1.	`a^3(b-c)^3+b^3(c-a)^3+c^3(a-b)^3`
Answer» Correct Answer - `3abc(b-c)(c-a)(a-b)` `a(b-c)+b(c-a)+c(a-b)=0` `rArr a^3(b-c)^3+b^3(c-a)^3+c^3(a-b)^3=3abc(b-c)(a-b)`.

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