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Chord of Contact as Polar
If tangents are drawn from:
$$P(x_1,y_1)$$
to the ellipse, their chord of contact is:
$$\frac{xx_1}{a^2}+\frac{yy_1}{b^2}=1$$
Usage
- Shows that the chord of contact is the polar of the external point.
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Chord of Contact as Polar
If tangents are drawn from:
$$P(x_1,y_1)$$
to the ellipse, their chord of contact is:
$$\frac{xx_1}{a^2}+\frac{yy_1}{b^2}=1$$
Usage
- Shows that the chord of contact is the polar of the external point.
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