the line goining the point (2,1) and (5,-8)is trisected at the point p and q.if point p lies on the line 2x-y+k=0find the value of k

Asked by Manish | 27th Sep, 2018, 06:13: PM

Expert Answer:

 
Since, P is the point of trisection of line segment joining A and B.
AP : PB = 1 : 2
Find coordinates of point P gives you (3, -2)
As P lies on the line 2x - y +k = 0
6 + 2 + k = 0
k = -8

Answered by Sneha shidid | 28th Sep, 2018, 09:37: AM

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