Réponses

2013-03-31T12:02:17+02:00

F(5) = 2 X 5 + 5 X 5 + 2 X 5 - 1 = 10 + 25 + 10 - 1 = 44

 

F(2) = 2 X 2 + 5 X 2 + 2 X 2 - 1 = 4 + 10 + 4 - 1 = 17

 

F(0) = 2 X 0 + 5 X 0 + 2 X 0 - 1 = 0 + 0 + 0 - 1 = - 1