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Normal in Slope Form
For the ellipse:
$$\frac{x^2}{a^2}+\frac{y^2}{b^2}=1$$
a normal with slope $$m$$ has its point of contact satisfying:
$$m=\frac{a^2y}{b^2x}$$
Usage
- Used when the slope of the normal is given and the corresponding point needs to be determined.
