a circle passing through the point `(2,2(sqrt2-1))` touches the pair of lines `x^2 -y^2 -4x+4 =0`. The centre of the circle is

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

If circle C passing through the point (2, 2) touches the circle x^2 + y^2 + 4x - 6y = 0 externally at the point (1, 1), then the radius of C is:

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) (4,0) (B) (5,0)(C)(6,0)(D)(0,4)

The centre of a circle passing through the points (0,0),(1,0)and touching the circle x^2+y^2=9 is

Centre of the circles passing through the point (-4,3) and touching the lines x+y=2 and x-y=2 is

The centre of a circle passing through the points (0,0),(1,0) and touching the circle x^(2)+y^(2)=9 is

A circle passes through a point (2,8) and touches the lines 4x-3y-24=0 and 4x+3y+42=0 and centre lies on the line x=lambda then (-4 lambda) is

If a circle C passing through the point (4,0) touches the circle x^(2)+y^(2)+4x-6y=12 externally at the point (1,-1) ,then the radius of C is