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不等式证明的题目千变万化,证明方法灵活多样,技巧多,难度较高。本文试图通过一道常见不等式的证明题,从不同角度给出几种证法,浅析一下关于不等式证明的一些常用的初
The inequalities proved to be ever-changing and the methods of proof proved to be flexible and varied, with many techniques and high difficulty. This paper tries to present several proofs from different angles through a common inequality proof and analyze some commonly used initial proofs of inequality.