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p est la loi de probabilité de densité la fonction f, définie sur [c ; +∞[ par :
( )f x
=.
• Calculer la valeur de c.
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• On appelle A l’évènement « Obtenir un résultat dans l’intervalle
»
Calculer
p
.
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• On appelle B l’évènement « Obtenir un résultat dans
10 ;
».
Calculer
p
.
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