Question
Wed February 08, 2012 By:

Find the ratio in which the line segment joining A(5,-6)and B(-1,-4)is divided by the y-axis.Also find the co-ordinates of the point of division.

Expert Reply
Wed February 08, 2012
Let the point on y axis be (0,y) and the ratio be K : 1 ,
So , 0 = (-K + 5)/(K + 1) , So K = 5
Also y = (-4K - 6)/(K + 1) 
Substitute K = 5
y = -13/3
So point (0,-13/3) divides the line in the ratio 5:1 
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