Odpowiedź :
P = 6√15
a = 2√5
b = ?
Ob = ?
P = a · b /:a
b = P/a = 6√15 / 2√5
b = 3√3
Ob = 2a + 2b
Ob = 2 · 2√5 + 2 · 3√3
Ob = 4√5 + 6√3
P = 6√15
a = 2√5
b = ?
Ob = ?
P = a · b /:a
b = P/a = 6√15 / 2√5
b = 3√3
Ob = 2a + 2b
Ob = 2 · 2√5 + 2 · 3√3
Ob = 4√5 + 6√3