Question

No 1 dong plisssss baik deh yg jawab

Answer 1

1.
a) pers.grs.melalui ttk.(3,6) dan m = 3 :
y-y1 = m.(x-x1)
y-6 = 3.(x-3)
y-6 = 3x-9
3x-y-9+6 = 0
3x-y-3 = 0
atau
3x-y = 3



b)
pers.grs melalui ttk.(-4,2) dan m = 2 :
y-y1 = m.(x-x1)
y-2 = 2.(x-(-4))
y-2 = 2.(x+4)
y-2 = 2x+8
2x-y+8+2 = 0
2x-y+10 = 0
atau
2x-y = -10