show that the
points (-1,0,7)(3,2,1) and (5,3,-2)are calliner
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Step-by-step explanation:
The points are taken as A, B,C
now distance between two points is, whole under root (x2-x1) whole square + y2 - y1 whole square.
if the sum of distance AB and distance BC equals to distance AC, then the the three points are collinear.
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