Suppose the parabola (y- k)^2= 4 (x - h...

Suppose the parabola `(y- k)^2= 4 (x - h)`, with vertex A, passes through `O=(0,0) and L = (0,2)`. Let D be an end point of the latus rectum. Let the y-axis intersect the axis of the parabola at P. Then `/_PDA` is equal to

A

`"tan"^(-1) (1)/(19)`

B

`"tan"^(-1) (2)/(19)`

C

`"tan"^(-1) (4)/(19)`

D

`"tan"^(-1) (8)/(19)`

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The correct Answer is:

B

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