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Question
Find the slope and the inclination of the line AB if : A = `(-1, 2sqrt(3))` and B = `(-2, sqrt(3))`
Solution
A = `(-1, 2sqrt(3))` and B = `(-2, sqrt(3))`
Slope of AB = `(sqrt(3) -2sqrt(3))/(-2 + 1) = (-sqrt(3))/-1 = sqrt3 = tan θ`
Inclination of line AB = θ = 60°
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