If the focus is F(0,-a) and directrix is the line y=a, then equation of the parabola is | ClassNotes | Ace Your Exams

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Sep 18, 2022

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If the focus is F(0,-a) and directrix is the line y=a, then equation of the parabola is:

Difficulty: Easy

A:

$x^{2}=-4ay$

B:

$y^{2}=4ax$

C:

$y^{2}=-4ax$

D:

$x^{2}=4ax$

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