The differential equation satisfied by all circles of unit radius with centres on the line `x = y` is

The differential equation satisfied by all the circles with radius = r(constant) and center on the line x=y is

The differential equation of family of circles of fixed radius 5 units and centre on the line y = 2 is

Obtain the differential equation of all circles of radius r.

The order of differential equation of all circles of given radius 'a' is

Obtain the differential equation of all circles of radius rdot

The order of differential equation of all circles with radius 'a' is.

The differential equation of all circles whose radius is 5 centre is any point (h,k) is

(i) Find the differential equation of the family of circles of fixed radius r with centres on the X-axis. (ii) Form the differential equation representing all the tangents to the prabola y^(2) = 2x .

The differential equation of the family of circles with fixed radius 5 units and centre on the line y=2 is