ab(a – b) + bc(b – c) + ca(c – a) is equal to : – McqOptions

MCQOPTIONS

1.	ab(a – b) + bc(b – c) + ca(c – a) is equal to :
A.	(a + b)(b – c)(c – a)
B.	(b – a)(b – c)(c – a)
C.	(a –b)(b – c)(c – a)
D.	(a –b)(b + c)(c – a)
Answer» C. (a –b)(b – c)(c – a)

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