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ELENA ROMINA
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ELENA ROMINA
Questions (1)
i need help with a problem
a, b, c >0, abc=1 show that (a+b)/[2(a^7+b^7+c)]+ (b+c)/[2(b^7+c^7+a])+ (c+a)/[2(c^7+a^7+b)]<=1
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