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  • Prove that the following points are collinear:-(2,-2), (-3,8), (-1,4)

Prove that the following points are collinear:-(2,-2), (-3,8), (-1,4)

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Solution: We have , the given point A(2,-2) , B(-3,8) and C(-1,4)

Hence,  If the point A , B and C are collinear then slope AB =slope BC

\ (AB)m=(8+2)/(-3-2)=-2\ \Rightarrow (BC)m=(4-8)/(-1+3)=-2

 

Posted by

Deependra Verma

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