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Chord of Contact for a Rectangular Hyperbola
For an external point $$P(x_1,y_1)$$, the chord of contact is:
$$xy_1+x_1y=2c^2$$
Usage
- Used to find the line joining the two points of contact of tangents drawn from an external point.
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Chord of Contact for a Rectangular Hyperbola
For an external point $$P(x_1,y_1)$$, the chord of contact is:
$$xy_1+x_1y=2c^2$$
Usage
- Used to find the line joining the two points of contact of tangents drawn from an external point.
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