If a2 + b2 + c2 + 96 = 8(a + b – 2c), then √(ab – bc + ca) is eq – McqOptions

MCQOPTIONS

1.	If a2 + b2 + c2 + 96 = 8(a + b – 2c), then √(ab – bc + ca) is equal to:
A.	6
B.	2√3
C.	2√2
D.	4
Answer» E.

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