if X, Y and Z divides the line segment PQ in four equal parts such that PX
= XY = YZ = ZQ , and the coordinates of P and Q are (1,6) and (3,-4)
respectively then find the coordinates of X, Y and Z.
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Step-by-step explanation:
friend this is somewhat tricky question
as x y and z divides line segment into four equal parts
we can say y is mid point of pq
which is x1+x2/2,y1+y2/2
2,-1=y
and x is midpoint of p and y
which is x1+x2/2,y1+y2/2
3/2,-5/2=x
you find z by slope method
Mzq=Mpq
-4-y/3-x=5
-4-y=15-5x
5x-4y=15(equation 1)
Mzp=Mpq
y-6/x-1=5
y-6=5x-5
5x-y=-1(equation 2)
subtracting eq1 from eq 2
3y=-16
y=-16/3
and substitute it in eq 1
x=109/5
z=(109/5,-16/3)
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