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Directrix of a Translated Horizontal Ellipse
For:
$$\frac{(x-h)^2}{a^2}+\frac{(y-k)^2}{b^2}=1$$
the directrices are:
$$x=h\pm\frac{a}{e}$$
Usage
- Used for translated ellipses in focus-directrix problems.
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Directrix of a Translated Horizontal Ellipse
For:
$$\frac{(x-h)^2}{a^2}+\frac{(y-k)^2}{b^2}=1$$
the directrices are:
$$x=h\pm\frac{a}{e}$$
Usage
- Used for translated ellipses in focus-directrix problems.
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