Tentukan gradien garis yang melalui titik a. (4,-5) dan (1,-4) b. (-1,-2) dan (4,6)

a. diketahui :
(x1,y1) = (4,-5)
(x2,y2) = (1,-4)

gradien = (y2-y1)/(x2-x1)= (-4-(-5))/(1-4)= 1/(-3)

b. diketahui :
(x1,y1) = (-1,-2)
(x2,y2) = (4,6)

gradien = (y2-y1)/(x2-x1)= (6-(-2))/(4-(-1))= 8/5