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Question

If the points A(2,3), B(4,k) and C(6,-3) are collinear points, then k = .

A
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B
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C
2
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Solution

The correct option is A 0
Given the points are collinear.
The area formed by the these points must be zero.
12(2(k+3)+4(33)+6(3k)] = 0
i.e.,12(4k)=0k=0

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