Number of focal chords of the parabola `y^(2)=9x` whose length is less than 9 is

If t is the parameter for one end of a focal chord of the parabola y^2 =4ax, then its length is :

If t is the parameter for one end of a focal chord of the parabola y^2 =4ax, then its length is :

If t is the parameter for one end of a focal chord of the parabola y^2 =4ax, then its length is :

If the point P(4, -2) is the one end of the focal chord PQ of the parabola y^(2)=x, then the slope of the tangent at Q, is

The slopes of the focal chords of the parabola y^(2)=32 x which are tangents to the circle x^(2)+y^(2)-4 are

Let PQ be a focal chord of the parabola y^(2)=4x . If the centre of a circle having PQ as its diameter lies on the line sqrt5y+4=0 , then length of the chord PQ, is

The locus of the midpoints of the focal chords of the parabola y^(2)=6x which pass through a fixed point (9,5) is

The number of focal chord(s) of length 4/7 in the parabola 7y^(2)=8x is

Find the equation of that focal chord of the parabola y^(2)=8x whose mid-point is (2,0).

If b\ a n d\ c are lengths of the segments of any focal chord of the parabola y^2=4a x , then write the length of its latus rectum.