`N(3,-4)`is the foot of the perpendicular drawn from the origin to line L.Find the equation of line L.

The perpendicular from the origin to a line meets it at (-2,9) .Find the equation of the line.

If (1,2,-3) is the foot of the perpendicular drawn from origin on a plane, then equation of that plane is

If the foot of the perpendicular drawn from the origin to a plane is (1,2,3) , then a point on the plane is

The coordinate of the foot of perpendicular drawn from origin to a plane is (2,4,-3). The equation of the plane is

The equation of the perpendiculars drawn from the origin to the lines represented by the equation 2x^2-10xy+12y^2+5x-16y-3=0 , is

Find the equation of a line such that the length of the perpendicular drawn from the origin on the line is 5 and the angle made by the perpendicularwith the positive X-axis is 3pi^c/4