`x^2-y^2+6y-9`

If the equation of a circle of a circle is 10x^(2)-10x+y^(2)+6y=-9 , which of the following lines contains a diameter of the circle?

Find the equation of the diameter of the circle x ^2 + y ^2 - 14x + 6y + 9 = 0 which passes through the point (2, 1).

The number of tangents to the circle x^2 + y^2 - 8x - 6y + 9 = 0 which pass through the point (3, -2) are

The locus of the centre of a circle radius 2 which rolls on the outside of the circle x^2+y^2+3x-6y-9=0 is

The locus of the centre of the circle of radius 2 which rolls on the inside of the circle x^2+y^2+3x-6y-9=0 is

Find the equation of the circle concentric with the circle x^2 +y^2 - 4x - 6y-9=0 and passing through the point (-4, -5)

Find the equation of the circle concentric with the circle x^2 +y^2 - 4x - 6y-9=0 and passing through the point (-4, -5)

The Locus of the centre of the circle of radius 3, which rolls on the outside of the circle x^2+y^2+3x-6y-9=0 is :

The inverse of the point (1, 2) with respect to the circle x^(2) + y^(2) - 4x - 6y + 9 = 0 is

The inverse of the point (1, 2) with respect to the circle x^(2) + y^(2) - 4x - 6y + 9 = 0 is