Math, asked by anannyarai4, 8 months ago

show that the points (1, -1) , (5, 2) and(9, 5) are collinear

Answers

Answered by 25081986ml

3

Slope of 1 and 1 point=Slope of 2 and 3 point

y2-y1/x2-x1=y2-y1/x2-x1

2-(-1)/5-1 = 5-2/9-5

3/4=3/4

proved

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