Réponses

2014-08-25T15:11:29+02:00
F=4x(-7)²x5
F=20x7²
F=20x49=980

G=-2x8-3^4/9
G=-16-3^4/3²
G=-16-3^(4-2)
G=-16-3²
G=-16-9
G=-25

H=(3+4)²
H=7²
H=49
2014-08-25T15:16:45+02:00
Bonjour

F = 4 x (-7)² x 5
F = 4 x 49 x 5
F = 196 x 5
F = 980

G = -2 x 8 - 3^4 : 9
G = -2 x 8 - 81 : 9
G = -16 - 9 
G = -25

H = (3+4)²
H =7²
H = 49