Directrix of a Shifted Parabola
For:
$$(y-k)^2=4a(x-h)$$
the directrix is:
$$x=h-a$$
Usage
- Used in focus-directrix and distance problems for translated parabolas.
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CAT Formulas
Parabola
Directrix of a Shifted Parabola
Directrix of a Shifted Parabola
For:
$$(y-k)^2=4a(x-h)$$
the directrix is:
$$x=h-a$$
Usage
- Used in focus-directrix and distance problems for translated parabolas.
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