Réponses

2014-10-26T13:41:28+01:00
Bonjour

g = 1/8 + 4 - 3
G = 4/8 -3
G = 4/8 - 24/8
G  = - 20/8 = - 5/2

H =  -4 x 1/12 + 2² : 5
H = - 4/12 + 4 /5
H = - 20/60 + 48/60
H = 28/60 =  7/15