Question

The line segment joining the points A(3,2)and B(5,1) is divided at the point P in the ratio 1:2 and it lies on the line 3x-18y+k=0.Find the value of k.

Answer 1

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Answer 2

Using section formula, we found that x=11/3, y=5/3

applying in the equation, we get,

3(11/3) - 18(5/3) + k = 0

11-30+k=0

-19+k=0

k=19.