Question

Tentukan gradien garis yang melalui A (9,2) dan B (9,8)!

Answer 1

X1=9, y1=2, x2=9,y2=8
y-y1/y2-y1=x-x1/x2-x1= y-2/8-2= x-9/9-9
x-9=6(y-2)=×-9=6y-12
x-9-6y+12=0
x-6y-9+12=0
x-6y+3=0.