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Mathematics, 29.05.2020 18:03 terrieldixon
EXERCICE 1 1. Montrer que, pour tout entier relatif n non nul, le nombre (12n + 5 )/(3n − 1) n'est pas entier. 2. A. Déterminer les entiers a, b et c tels que : 6n² + 5n + 11 = (2n − 1)(an + b) + c. b. Pour quelles valeurs de l'entier n a-t-on : (6n² + 5n + 11)/(2n − 1) ∈ N ? EXERCICE 2 1. Résoudre dans N l'équation : 3n + 7 ≡ 0 [5] .
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EXERCICE 1 1. Montrer que, pour tout entier relatif n non nul, le nombre (12n + 5 )/(3n − 1) n'est p...
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