Exercice 1

Exercice 4

Exercice 5

Exercice 7A

Exercice 7B

Exercice 7C

Exercice 7D

Exercice 7E

Exercice 9

Exercice 12

Exercice 16

Exercice 18A

Exercice 18B

Exercice 21A

Exercice 21B

Exercice 25A

Exercice 25B

Exercice 25C

Exercice 25D

Exercice 27

Exercice 32

Exercice 37

Exercice 38

Exercice 40

Exercice 47