Pencerminan
Thd titik (0,0)
(x,y) → (-x,-y)
Bayangan garis l
2x + y = 4 → m1 = -2/1 = -2
-2x - y = 4 → m2 = -(-2)/-1 = -2
Kesimpulan
m1 = m2
m1 - m2 = 0
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Pencerminan
Thd titik (0,0)
(x,y) → (-x,-y)
Bayangan garis l
2x + y = 4 → m1 = -2/1 = -2
-2x - y = 4 → m2 = -(-2)/-1 = -2
Kesimpulan
m1 = m2
m1 - m2 = 0