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Find the angle made by a double ordinate...

Find the angle made by a double ordinate of length at the vertex of the parabola `y^2=4a xdot`

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  13. Find the length of the latus rectum of the parabola whose focus is at ...

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  14. Find the length of the latus rectum of the parabola whose focus is at ...

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  15. Find the equation of the parabola, if the focus is at (-6,-6) and the...

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  16. Find the equation of the parabola, if: the focus is at (0,-3) and the ...

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