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Another ineq.
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Another ineq.
Posted:
Wed Aug 06, 2008 8:00 pm
by
Claudiu Mindrila
Fie
\( a,b,c \)
numere reale pozitive. Aratati ca daca
\( abc=1 \)
atunci
\( \frac{a+b}{2(a^7+b^7+c)}+\frac{b+c}{2(b^7+c^7+a)}+\frac{c+a}{2(c^7+a^7+b} \leq 1 \)
.
Posted:
Thu Aug 07, 2008 11:43 pm
by
Marius Mainea
Vezi
aici