Tangent in Slope Form

Rarely Tested

Tangent in Slope Form

For:

$$\frac{x^2}{a^2}-\frac{y^2}{b^2}=1$$

a tangent with slope $$m$$ is:

$$y=mx\pm\sqrt{a^2m^2-b^2}$$

Usage

- Used when the slope of the tangent is known.

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