If the join of ends of the latus rectum ...

If the join of ends of the latus rectum of "`x^(2)=8y`" subtends an angle "theta" at the vertex of the parabola then "`cos theta`" 1.)`(-(4)/5)` 2.)`(-(2)/3)`3.)`(-(3)/5)`4.)`(-(1)/5)`

Similar Questions

Explore conceptually related problems

If a chord 4y=3x-48 subtends an angle theta at the vertex of the parabola y^(2)=64x then tan theta=

The ends of latus rectum of parabola x^(2)+8y=0 are

The ends of the latus rectum of the parabola (x-2)^(2)=-6(y+1) are

Enda of latus-rectum of parabola 3x^(2) + 8y = 0 are

Find the measure of the angle subtended by the latus rectum of the parabola y^(2) = 4ax at the vertex of the parabola .

The end points of the latus rectum of the parabola x ^(2) + 5y =0 is

Ends of latus-rectum of parabola 3y^(2) = 20 x are

Equation of the latus rectum of the parabola 2y^(2) = 5x is

The co-ordinates of end points of the latus rectum of the parabola 5y ^(2) =4x are

One end of latus rectum of the parabola (x+2)^(2)=-4(y+3) is