If (1/x) + (1/y) + (1/z) = 0 and x + y + z = 7, then what is the value – McqOptions

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1.	If (1/x) + (1/y) + (1/z) = 0 and x + y + z = 7, then what is the value of x3 + y3 + z3 - 3xyz?
A.	49
B.	343
C.	1029
D.	2401
Answer» C. 1029

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