If `P(at_(1)^(2), 2at_(1))" and Q(at_(2)^(2), 2at_(2))` are two points on the parabola at `y^(2)=4ax`, then that area of the triangle formed by the tangents at P and Q and the chord PQ, is

If P(at_(1)^(2),2at_(1)) and Q(at_(2)^(2),2at_(2)) are the ends of focal chord of the parabola y^(2)=4ax then t_(1)t_(2)

Let P(at_(1)^(2),2at_(1)) and Q(at_(2)^(@),2at_(2)) are two points on the parabola y^(2)=4ax Then,the equation of chord is y(t_(1)+t_(2))=2x+2at_(1)t_(2)

If P (at_(1)^(2),2at_(1)) and Q (at_(2)^(2),2at_(2)) are two variable points on the curve y^(2)=4ax and PQ subtends a right angle at the vertex then t_(1)t_(2) =

Tangents are drawn from the point (-1,2) to the parabola y^(2)=4x The area of the triangle for tangents and their chord of contact is

The ratio of the areas of a triangle formed with vertices A(at_(1)^(2),2at_(1)),B(at_(2)^(2),2at_(2)),C(at_(3)^(2),2at_(3)) lies on the parabola y^(2)=4ax and triangle formed by the tangents at A,B,C is

Tangents are drawn from the point (-1, 2) to the parabola y^2 =4x The area of the triangle for tangents and their chord of contact is

Tangents are drawn from the point (-1, 2) to the parabola y^2 =4x The area of the triangle for tangents and their chord of contact is

Tangents are drawn from the point (-1, 2) to the parabola y^2 =4x The area of the triangle for tangents and their chord of contact is

Tangents are drawn from the point (-1, 2) to the parabola y^2 =4x The area of the triangle for tangents and their chord of contact is

The tangents at the points (at_(1)^(2),2at_(1)) , (at_(2)^(2),2at_(2)) on the parabola y^(2)=4ax are al right angles if