[" 59.Radius of the circle that passes through origin "],[" and touches the parabola "y^(2)=4ax" at the "],[" point "(a,2a)" is."]

Radius of the circle that passes through the origin and touches the parabola y^2=4a x at the point (a ,2a) is

Radius of the circle that passes through the origin and touches the parabola y^(2)=4ax at the point (a,2a) is (a) (5)/(sqrt(2))a (b) 2sqrt(2)a (c) sqrt((5)/(2))a (d) (3)/(sqrt(2))a

Radius of the circle that passes through the origin and touches the parabola y^2=4a x at the point (a ,2a) is (a) 5/(sqrt(2))a (b) 2sqrt(2)a (c) sqrt(5/2)a (d) 3/(sqrt(2))a

Radius of the circle that passes through the origin and touches the parabola y^2=4a x at the point (a ,2a) is (a) 5/(sqrt(2))a (b) 2sqrt(2)a (c) sqrt(5/2)a (d) 3/(sqrt(2))a

The radius of a circle passing through origin and touching the parabola y^(2)=8x at (2,4) is r ,then r^(2) is equal to

The radius of the circle passing through the point (8,-3) and touching the curve x^(2)+4y^(2)=25 at (3,2)

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 passing through the focus of the parabola y^2 = 4x and lying inside the parabola is…

The radius of the circle, which touches the parabola y^2 = 4x at (1,2) and passes through the origin is: