Question

Tentukan persamaan garis lurus yang melalui titik(1,6) dan (7,4)

Answer 1

Y-y1/y2-y1 = x-x1/x2-x1
y-6/4-6 = x-1/7-1
y-6/-2 = x-1/6
6(y-6) = -2(x-1)
6y-36 = -2x+2
6y = -2x+2+36
6y = -2x+38
y = -2/6x+38/6