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Question
Find the slope of the line passing through the following point: (1, 2), (3, – 5)
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Solution
Let A = (1, 2) = (x1, y1) and B = (3, – 5) = (x2, y2) say.
Slope of line AB = `(y_2 - y_1)/(x_2 - x_1)`
= `(-5 - 2)/(3 - 1)`
= `(-7)/2`.
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