Simplify: a2(b−c)+b2(c−a)+c2(a−b)a^2(b-c) + b^2(c-a) + c^2(a-b)a2(b−c)+b2(c−a)+c2(a−b)
0
(a−b)(b−c)(c−a)(a-b)(b-c)(c-a)(a−b)(b−c)(c−a)
−(a−b)(b−c)(c−a)-(a-b)(b-c)(c-a)−(a−b)(b−c)(c−a)
abcabcabc