Coordinate Geometry - Finding the Centre and Radius of a Circle

Coordinate Geometry - Finding the Centre and Radius of a Circle

TGM Original Questions

Find the coordinates of the centre and radius of the circle \(3{{x}^{2}}+3{{y}^{2}}=6y-4x+7\).

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Answer:Centre \(\left(-\dfrac{2}{3},1\right)\); radius \(\dfrac{\sqrt{34}}{3}\approx1.94\).

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