[" The length of chord of parabola "x^(2)=4" ay "],[" passing through its vertex and having slope "],[tan alpha," is - "]

The length of the chord of the parabola x^(2)=4ay passing through the vertex and having slope tan alpha is

The length of the chord of the parabola x^(2)=4ay passing through the vertex and having slope tan alpha is(a>0)':

The length of the chord of the parabola x^(2) =4ay passing through the vertex and having slope Tan alpha is

The length of the chord of the parabola x^(2) = 4y passing through the vertex and having slope cot alpha is

The length of the chord of the parabola x^(2) = 4 y passing through the vertex and having slops cot alpha is

The length of the chord of the parabola x^2=4ay passing through the vertex and having slope tanalpha is (a>0) :

Prove that the length of any chord of the parabola y^(2) = 4 ax passing through the vertex and making an angle theta with the positive direction of the x-axic is 4a cosec theta cot theta

The length of the chord of the parabola y^(2) = 12x passing through the vertex and making an angle of 60^(@) with the axis of x is