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Coordinate Geometry

Question 2:

In each of the following find the value of ‘k’, for which the points are collinear.

(i) (7, − 2), (5, 1), (3, − k) (ii) (8, 1), (k, − 4), (2, − 5)

Answer:

(i) For collinear points, area of triangle formed by them is zero.

Therefore, for p…

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