Direction Ratios of Line Joining Two Points

Rarely Tested

Direction Ratios of Line Joining Two Points

For:

$$A(x_1,y_1,z_1)$$

and:

$$B(x_2,y_2,z_2)$$

the direction ratios of $$AB$$ are:

$$x_2-x_1:y_2-y_1:z_2-z_1$$

Usage

- Used to obtain the direction of a line from two points.

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