The locus of the point of intersection of the perpendicular tangents to the parabola `x^2-8x+2y+2 = 0` is

The locus of the point of intersection of the perpendicular tangents to the parabola x^(2)=4ay is

The locus of the point of intersection of the perpendicular tangents to the parabola x^2=4ay is .

The locus of the point of intersectio of the perpendicular tangents to the parabola x^(2)=4ay is

The locus of the point of intersection of perpendicular tangents to the parabola y^(2)=4ax is

The locus of the point of intersection of perpendicular tangents to the parabola y^(2)=4ax is

The ,locus of the point of intersection of two perpendicular tangents to the parabola y^(2)=4ax is

The locus of the point of intersection of perependicular tangent of the parabola y^(2) =4ax is

The locus of the point of intersection of perpendicular tangents to the hyperbola x^(2)/16 - y^(2)/9 = 1 is _____