不等式的证明

The Proofs of Inequalities

证明不等式就是要证明所给不等式在给定条件下恒成立,依据具体的题目特征,采取比较法、综合法、分析法、反证法、放缩法、判别式法、换元法、构造函数法等方法,可以比较简捷、合理的证明不等式问题。

Proving inequality means that it proves the inequalities provided come into existence forever in the condition of those provided,according to the character of material topics, adopting the method of comparative, integrative, analytical, reduction to absurdity, unlocking and retracting discriminantint exchanging element, constructing function and so on, it can prove the questions of inequalities briefly and reasonably.