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Question

Find the coordinates of point P if P divides the line segment joining the points A(–1,7) and B(4,–3) in the ratio 2 : 3.

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Solution

Let the coordinates of point P be (x, y).
The ratio in which P divides A(–1,7) and B(4,–3) is 2 : 3.
Using the section formula we have
x=4×2+3×-12+3=8-35=1y=2×-3+3×72+3=-6+215=3
Thus, the coordinates of point P are (1, 3).

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