The circle with centre `(4,-1)` and touching x-axis is `x^2+y^2-8x+2y+16=0`

The equation of the circle with centre (-1,1) and touch the circle x^(2)+y^(2)-4x+6y-3=0 externally is

Find the equation of the circle , centred at (-1,4) , which touches the circle x^(2) + y^(2) - 6x - 2y + 1 = 0 externally

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:

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 centre and the radius of the circle. 2x^2+2y^2-4x+8y-4=0

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:

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

A circle passes through point (3, sqrt(7/2)) and touches the line-pair x^2 - y^2 - 2x +1 = 0 . Centre of circle lies inside the circle x^2 + y^2 - 8x + 10y + 15 = 0 . Coordinates of centre of circle are given by

A circle passes through point (3, sqrt(7/2)) and touches the line-pair x^2 - y^2 - 2x +1 = 0 . Centre of circle lies inside the circle x^2 + y^2 - 8x + 10y + 15 = 0 . Coordinates of centre of circle are given by

The circle x^2 + y^2 - 4x + 6y + c = 0 touches x axis if