Exercice 1A

Exercice 1B

Exercice 1C

Exercice 1D

Exercice 2

Exercice 4

Exercice 6

Exercice 7

Exercice 9

Exercice 10

Exercice 13

Exercice 14

Exercice 16

Exercice 18

Exercice 19

Exercice 21A

Exercice 21B

Exercice 21C

Exercice 26

Exercice 30

Exercice 36A

Exercice 36B

Exercice 39

Exercice 44