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 \({{x}^{2}}+{{y}^{2}}=4x+6\).

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Answer:Centre \(= (2,0)\); Radius \( \approx 3.16\) (to \(3\) s.f.)

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