If x = a - b, y = b - c, z = c - a, then the numerical value of the al – McqOptions

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1.	If x = a - b, y = b - c, z = c - a, then the numerical value of the algebraic expression x³ +y³ + z³ -3xyz will be
A.	4 (a+b+c)
B.	3 abc
C.	a + b + c
D.	0
Answer» E.

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