Répondre :
Premier carré:
[13/2] [1/4] [-33/4]
[-13] [7/4] [19/2]
[19/4] [-15/4] [-11/4]
Deuxième carré:
[4/3] [1/6] [1]
[1/2] [5/6] [7/6]
[2/3] [3/2] [1/3]
[13/2] [1/4] [-33/4]
[-13] [7/4] [19/2]
[19/4] [-15/4] [-11/4]
Deuxième carré:
[4/3] [1/6] [1]
[1/2] [5/6] [7/6]
[2/3] [3/2] [1/3]