यदि a^2 +b^2 + c^2 +3=2(a+b+c) तो (a+b+c) का मान � – McqOptions

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1.	यदि a^2 +b^2 + c^2 +3=2(a+b+c) तो (a+b+c) का मान है -
A.	4
B.	9
C.	3
D.	1
Answer» D. 1

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