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Démontre que sum _(k=0)^n \binomnk p^k (1-p)^(n-k) = 1 en utilisant le Théorème Binomial
Démontre que sum _(k=0)^n \binomnk p^k (1-p)^(n-k) = 1 en utilisant le Théorème Binomial
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