1.

Distance between the lines represented by the equation \[{{x}^{2}}+2\sqrt{3}xy+3{{y}^{2}}-3x-3\sqrt{3}y-4=0\]is                    [Roorkee 1989]

A.            5/2
B.            5/4
C.            5    
D.            0
Answer» B.            5/4


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