find the value of k for which the points A(1,-2),B(k,2)and C(-4,-3) are collinear
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shivangsharma96:
BUT SIR SOL. IS WRONG
BEC..WE HAVE TO PROVE THEM COLLINEAR SO IT HAS TO BE PUT =0
if value of K is 15 then it is collinear, if you put value of K in last second step then you will find 15 - k
and put K = 15, then 15 - 15 = 0
k .thnx
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