Point of Contact of a Tangent with Slope $$m$$

Rarely Tested

Point of Contact of a Tangent with Slope $$m$$

For tangent:

$$y=mx+\frac{a}{m}$$

the point of contact is:

$$\left(\frac{a}{m^2},\frac{2a}{m}\right)$$

Usage

- Used to obtain the contact point directly from the tangent slope.

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