Sir cu termeni pozitivi

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Marius Mainea
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Joined: Mon May 26, 2008 2:12 pm
Location: Gaesti (Dambovita)

Sir cu termeni pozitivi

Post by Marius Mainea »

Se considera sirul de numere reale pozitive \( (a_n)_{n\ge 1} \) cu proprietatea \( a_{n-1}\le (a_{n+2}-a_n)^n\le a_{n+1} \) , \( (\forall), n\ge 2 \).

Calculati \( \lim_{n\to\infty}\frac{a_n}{n}. \)

Marius Ghergu, G.M.
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