If (x - 2)2 + (y + 3)2 + (z - 15)2 = 0, then what is the value of x + – McqOptions

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1.	If (x - 2)2 + (y + 3)2 + (z - 15)2 = 0, then what is the value of x + y + z - 5?
A.	5
B.	9
C.	15
D.	20
Answer» C. 15

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