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Grade: 10
        
9.Findarelationbetweenxandyifthepoints(x,y),(1,2)and(7,0)arecollinear.
 
one month ago

Answers : (1)

Aditya Gupta
1673 Points
							
since the 3 points lie on a line, their slopes must be equal.
let A= (x,y), B= (1,2) and C= (7,0).
slope of AB= (y – 2)/(x – 1) and slope of BC= (2 – 0)/(1 – 7)= – 1/3
so, equating the 2,
(y – 2)/(x – 1)= – 1/3
or 3y+x= 7
kindly approve :=)
one month ago
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