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dit: pers. garis?
jawab:
pers.garis y-y1 = m(x-x1) dimana x1=6 dan x2= -4
sehingga:
y-(-4)= (-2/3).(x-6)
y+4= (-2/3)x + 12/3
y+4= (-2/3)x +4
y= (-2/3)x +4-4
y= (-2/3)x (persamaan garisnya)
semoga membantu