.Find the equation ofthe circle which passes through the focus ofthe parabola `x^2=4y` and touches it at the point (6, 9).

The radius of circle which passes through the focus of parabola x^(2)=4y and touches it at point (6,9) is k sqrt(10), then k=

Radius of the largest circle which passes through the focus of the parabola y^2=4x and contained in it, is

Radius of the largest circle which passes through the focus of the parabola y^2=4x and contained in it, is

Radius of the largest circle which passes through the focus of the parabola y^2=4x and contained in it, is

Find the radius of the largest circle, which passes through the focus of the parabola y^2=4(x+y) and is also contained in it.

Find the radius of the largest circle, which passes through the focus of the parabola y^2=4(x+y) and is also contained in it.

Find the radius of the largest circle, which passes through the focus of the parabola y^2=4(x+y) and is also contained in it.

Find the radius of the largest circle,which passes through the focus of the parabola y^(2)=4(x+y) and is also contained in it.

Radius of the largest circle which passes 13 through the focus of the parabola y^(2)=4x and contained in it,is