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An equilateral triangle whose two vertic...

An equilateral triangle whose two vertices are `(-2, 0) and (2, 0)` and which lies in the first and second quadrants only is circumscribed by a circle whose equation is :
(A) `sqrt(3)x^2 + sqrt(3)y^2 - 4x +4 sqrt(3)y = 0`(B) `sqrt(3)x^2 + sqrt(3)y^2 - 4x - 4 sqrt(3)y = 0` (C) `sqrt(3)x^2 + sqrt(3)y^2 - 4y + 4 sqrt(3)y = 0` (D) `sqrt(3)x^2 + sqrt(3)y^2 - 4y - 4 sqrt(3) = 0`

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