Réponses

2014-10-16T16:16:05+02:00


D = (2/3)^3 × (1/2)^4

     _______________

      (1/2)^3 × (2/3)^4


D = 8/27 × 1/16

     ___________

       1/8 × 16/81


D = 8/432

      ______

      16/648


D = 1/54

     _____

       2/81


D = 1/54 ÷ 2/81


D = 1/54 × 81/2


D = 81

    ____

     108


D = 3

     ___

       4