Jawabanmu

2014-04-15T07:41:02+07:00
Dik: x1= 3 y1=-1 x2=5 y2=1 Dit: persamaan garis=? Jb: m = y2-y1/x2-x1 m = 1-(-1)/5-3 m = 2/2 m = 1 y-y1 = m(x-x1) y-(-1) = 1(x-3) y+1 = x-3 y = x-2 atau y-x+2 = 0