Réponses

  • Utilisateur Brainly
2013-10-25T13:40:46+02:00
A=(3/4-1/2*8/3)/(15/24)
  =(3/4-4/3)*24/15
  =(9/12-16/12)*8/5
  =(-7/12)*8/5
  =-56/60
  =-14/15
2013-10-25T14:03:31+02:00
Bonjour ,
=(3/4-1/2*8/3)/(15/24)
  =(3/4-4/3)*24/15
  =(9/12-16/12)*8/5
  =(-7/12)*8/5
  =-56/60
  = - 14/15

A est donc égal a - 14/15