P(2,-5), Q(1,-3), R(-2,3) Determine whether the given points are collinear or not by distance formula
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Step-by-step explanation:
(x1-x2)2+(y1-y2)2
=in pq
=(1)2+(-2)2
=-2
in qr
=9+36
=45
inpr
=16+64
=80
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