Another ineq.
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Claudiu Mindrila
- Fermat
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Another ineq.
Fie \( a,b,c \) numere reale pozitive. Aratati ca daca \( abc=1 \) atunci \( \frac{a+b}{2(a^7+b^7+c)}+\frac{b+c}{2(b^7+c^7+a)}+\frac{c+a}{2(c^7+a^7+b} \leq 1 \).
elev, clasa a X-a, C. N. "C-tin Carabella", Targoviste
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Marius Mainea
- Gauss
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