Réponses

2014-04-04T12:03:04+02:00
Bonjour

F = 3 -2  x 5/6
F = 3 - 10/6
F = 18/6 - 10/6 = 8/6 = 4/3

G = 9/4 x 7/3 - 5/6
G = 63/12 - 5/6 = 63/12 - 10/12 = 53/12

H = 9/4 x (7/3 -5/6)
H = 9/4 x ( 14/6 - 5/6) = 9/4 x 9/6 = 81/24 = 27/2