Two-Point Parametric Form

Rarely Tested

Two-Point Parametric Form

## Formula

For points $$A(x_1,y_1)$$ and $$B(x_2,y_2)$$:

$$x=x_1+t(x_2-x_1),\quad y=y_1+t(y_2-y_1)$$

## Usage

- Used to represent all points on the line through two given points.

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