The normals at point A and B on `y^2=4ax` meet the parabola at C on the same parabola then the locus of orthocenter of triangle ABC is

The normals at the extremities of a chord PQ of the parabola y^2 = 4ax meet on the parabola, then locus of the middle point of PQ is

A tangent to the parabola y^(2)=4ax meets axes at A and B .Then the locus of mid-point of line AB is

The normal to the parabola y^(2)=8ax at the point (2, 4) meets the parabola again at the point

The normal to the parabola y^(2)=8ax at the point (2, 4) meets the parabola again at the point

Normals at points P, Q and R of the parabola y^(2)=4ax meet in a point. Find the equation of line on which centroid of the triangle PQR lies.

Normals at points P, Q and R of the parabola y^(2)=4ax meet in a point. Find the equation of line on which centroid of the triangle PQR lies.