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Product of Focal Distances in Cartesian Form
For a point $$P(x,y)$$ on the ellipse:
$$PS_1\cdot PS_2=a^2-cx$$
Usage
- Used to calculate the product of focal distances without explicitly evaluating both distances.
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Product of Focal Distances in Cartesian Form
For a point $$P(x,y)$$ on the ellipse:
$$PS_1\cdot PS_2=a^2-cx$$
Usage
- Used to calculate the product of focal distances without explicitly evaluating both distances.
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