Mathematics, 04.03.2021 21:40 kamnicole13

Une urne contient 12 boules indiscernables au toucher. 5 noires, 6 rouges et une bleue. On tire successivement et sans remise deux boules de l'urne. Calculer la probabilité des événements suivants: ∶ " 2 " ∶ " 2 " ∶ " 1 1 " ∶ " 2 " ∶ " 1 "

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Une urne contient 12 boules indiscernables au toucher. 5 noires, 6 rouges et une bleue. On tire succ...