What is the slope of the line that passes through the pair of points (3,-4) and (5,-7).
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Check the picture below.
you simply come "clockwise" to get the negative angle.
and to get the positive angle, simply go around 2π and then add π/7 to it.
you simply come "clockwise" to get the negative angle.
and to get the positive angle, simply go around 2π and then add π/7 to it.