Length of the perpendicular dropped from the focus of the parabola `y^(2)=-16x` to a line making the equal intercepts `2` on the positive axes

The focus of the parabola x ^(2) =-16 y is

The focus of the parabola y^(2) = - 4ax is :

The length of the perpendicular from the focus s of the parabola y^(2)=4ax on the tangent at P is

Focus of parabola y=ax^(2)+bx+c is

Length of the perpendicualar from the centre of the ellipse 27x^(2)+9y^(2)=243 on a tangent drawn to it which makes equqal intercepts on the coordiantes axes is

The feet of the perpendicular drawn from focus upon any tangent to the parabola,y=x^(2)-2x-3 lies on

the equations of the tangents to 9x^(2)+16y^(2)=144, which make equal intercepts on the coordinate axes.