Réponses

2012-10-04T23:16:32+02:00

J'imagine qu'il faut calculer:

 

A = 6+4x3² = 6+4x9 = 6+36=42

 

B = (2^3-3²)x4 = (8-9)x4 = -4

 

C = 2-7²x((5x9)-46)^19 = 2-7²x(-1) = 51

 

D = 4²-3^(-4)x3^6 = 16-(1/81)x729 = 16-9 = 5