The centre of the smallest circle touching the circles `x^2 +y^2-2y - 3 = 0 and x^2 +y^2-8x-18y + 93 = 0` is

Find the sum of co-ordinates of the centre of the smallest circle touching the circles x^(2)+y^(2)-2y-3=0 and x^(2)+y^(2)-6x-18y+93=0

Coordinates of the centre of the circle which bisects the circumferences of the circles x^2 + y^2 = 1; x^2 + y^2 + 2x - 3 = 0 and x^2 + y^2 + 2y-3 = 0 is

The centres of those circles which touch the circle x^(2) + y^(2) - 8x - 8 y - 4 = 0 externally and also touch the x - axis, lie on

The centres of those circles which touch the circle x^(2) + y^(2) - 8x - 8 y - 4 = 0 externally and also touch the x - axis, lie on

Find the centre and the radius of the circles 3x^(2) + 3y^(2) - 8x - 10y + 3 = 0

Find the centre and the radius of the circles 3x^(2) + 3y^(2) - 8x - 10y + 3 = 0