Cześć!
Rozwiązanie
Ob = 2 · (a + b)
a ⇒ 2n
b ⇒ 2n + 4
Ob = 2 · (2n + 2n + 4)
Ob = 2 · (4n + 4)
Ob = 8n + 8
a = 2n
b = 2n + 4
Obw = 2n + 2n + 2n+ 4 + 2n + 4 = 8n + 8
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Cześć!
Rozwiązanie
Ob = 2 · (a + b)
a ⇒ 2n
b ⇒ 2n + 4
Ob = 2 · (2n + 2n + 4)
Ob = 2 · (4n + 4)
Ob = 8n + 8
a = 2n
b = 2n + 4
Obw = 2n + 2n + 2n+ 4 + 2n + 4 = 8n + 8