If `y_(1),y_(2)` are the ordinates of two points P and Q on the parabola and `y_(3)` is the ordinate of the point of intersection of tangents at P and Q then

If y_(1),y_(2) are the ordinates of two points P and Q on the parabola and y_(3) is the ordinate of the intersection of tangents at P and Q, then

If y_(1),y_(2) are the ordinates of two points P and Q on the parabola and y_(3) is the ordinate of the intersection of tangents at P and Q, then

If y_(1) and y_(2) are the ordinates of two points P and Q on the parabola y^(2)=4 a x and y_(3) is the ordinate of the point of intersection of the tangents at P and Q then, y_(1), y_(3) and y_(2) are in

Let alpha_(1) and alpha_(2) be the ordinates of two points A and B on a parabola y^2=4ax and let alpha_3 be the ordinate of the point of intersection of its tangents at A and B. Then alpha_3-alpha_2=

The AM of y coordinates of P and Q is the y coordinate of the point of intersection of tangents at P and parabola.

If PQ is the focal chord of the parabola y^(2)=-x and P is (-4, 2) , then the ordinate of the point of intersection of the tangents at P and Q is

If PQ is the focal chord of the parabola y^(2)=-x and P is (-4, 2) , then the ordinate of the point of intersection of the tangents at P and Q is

If the distances of two points P and Q from the focus of a parabola y^(2)=4x are 4 and 9 respectively,then the distance of the point of intersection of tangents at P and Q from the focus is

If the distances of two points P and Q from the focus of a parabola y^2=4x are 4 and 9,respectively, then the distance of the point of intersection of tangents at P and Q from the focus is