leo1234565432 leo1234565432
  • 14-05-2024
  • Mathematics
contestada

E={1;2;3;4;5;6} est l'univers d'une expérience aléatoire. On considère les évènements:
A={1;3;5}; B={2;6}.
Alan affirme : "A inter B = ensemble vide et A barre union B barre = ensemble vide."
Que peut-on en penser ?

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