The ratio in which (2,3) divides the line segment joining (4,8),(-2,-7) is
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Step-by-step explanation:
Let A94,8) and B(-2,-7) be the gn points.....
and P(2,3) be the point which divides the line segment AB..
Here, x1=4,x2=-2, y1=8, y2=-7 and, m1=k, m2=1 and x=2 and y=3......
By section formula,
x= m1x2+m2x1/m1+m2
=> 2= k*-2+1*4/k+1
=> 2k+2=-2k+4
=> 4k=2
=> k=1/2.....
Since, ratio is k:1
(multiply 2 on both sides)
So, the ratio is 1:2.........
203suresh:
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