4 problemes + solution en séries numériques

[aminedz]

probleme 1 :
https://docs.google.com/file/d/0B4F8LNe ... sp=sharing
probleme 2 :
https://docs.google.com/file/d/0B4F8LNe ... sp=sharing
probleme 3 :
https://docs.google.com/file/d/0B4F8LNe ... sp=sharing
probleme 4 :
https://docs.google.com/file/d/0B4F8LNe ... sp=sharing