A few days ago
Write an equation for the line containig the points (1,3)(-2,1)?
Write an equation for the line containig the points (1,3)(-2,1)?
Top 1 Answers
A few days ago
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writing an equation for given two points in the analytical plane is
(x-x1)/(x1+x2)=(y-y1)/(y1+y2)
our points are
(1,3) => x1=1 and y1=3
and
(-2,1)=> x2=-2 and y2=1
so;
(x-1)/(1-(-2))=(y-3)/(3-1) from here;
(x-1)/3=(y-3)/2 => 2x-2 = 3y-9 so;
y=(2x-7)/3
Good Luck!
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