Point P divides the line segment joining the points A ( 2,1 ) and B ( 5, -8 ) such that AP : AB = 1: 2. IF P lies 2x - y + k = 0 , then the value of k.
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“a” is a point as is “b”, but “a” is also a length as is “2 × a” Let's assume, as Richard Yu (I hope I linked the right one) that you meant to use (2z) for ...
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