Réponses

2013-11-17T18:17:18+01:00
Bonsoir

1 + 1 sur 1+1 sur1+1/2 
1 +1/1 = 1/1 +1/1 = 2/1
2/1 + 1 : (1 +1/2) = 2/1 + 1 : (2/2+1/2) = 2/1 +1 : 3/2 = 2/1 +1 x 2/3 = 2/1 + 2/3 = 6/3 + 2/3 = 8/3
 Ecrire sous forme la plus simple   1-1/n+1sur 1+1/n-1