Question

ab(a-b)+bc(b-c)+ca(c-a)

Answer 1

$= ab(a - b) + bc(b - c) + ca(c - a) \\ = {a}^{2} b - a {b}^{2} + {b}^{2} c - b {c}^{2} + {c}^{2} a - c {a}^{2}$
This is ur final answer