[" 14.Find the equation to the circle which touches "],[" the "y" -axis at the origin and whose radius is a "]

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.

The equation of a circle which touches the y-axis at origin and whose radius is 3 units is

Find the differential equation of the circles which touch the x-axis at the origin.

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

Find the equation to the circle which touches the y-axis at the origin and passes through the point (alpha, beta) .

The equation of the circles which touch the y-axis at the origin and the line 5x+12y-72=0 is

The equation of the circles which touch the y-axis at the origin and the line 5x+12y-72=0 is

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

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