If a2 + b2 + c2 = ab + bc + ca, then the value of a+cba+cb is? – McqOptions

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1.	If a2 + b2 + c2 = ab + bc + ca, then the value of a+cba+cb is?
A.	0
B.	2
C.	1
D.	3
Answer» B. 2

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