Find the equation of the circle touching : x-axis at the origin and having radius 10

Find the equation of the circle which touches : y-axis at the origin and has radius 4.

Find the equation of the circle which touches : y-axis at the origin and has radius 4.

Find the equation of a circle which touches x- axis at the origin and whose radius is 5

The equation of the circle touching the y -axis at the origin and passing through (b, c) is

The equation of the circle touching the y-axis at the origin and passing through (b,c) is

Find the equation of the circle touching : x-axis andhaving centre at (4, 3)

Find the equation of the circle touching : x-axis andhaving centre at (4, 3)

Find the equation to the circle which touches the x-axis at the origin and passes through the point (h, k).

Find the differential equation of all circles touching the x-axis at the origin .

Find the equation of circle of radius 3, passing through the origin and having its centre on the x-axis.