[不等式] 又一个不等式

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lemondian posted 2018-1-9 11:06 |Read mode

已知$a,b,c>0$,求证：$\dfrac{a}{2a^2+b+1}+\dfrac{b}{2b^2+c+1}+\dfrac{c}{2c^2+a+1}\leqslant \dfrac{3}{4}$

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2025-7-23 09:57 GMT+8

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