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不等式的性质和证明 ,是高考的热点和难点 ,也是各级各类数学竞赛的必考内容 .笔者在多年的高三复习和和奥数辅导中 ,通过对课本中的一道习题的分析而有一点感想 ,现谈一谈 ,以求教于同行 .全日制普通高级中学 (试验修订本必修 )数学第二册 (上 )复习参考题六A组第 8题 :已知a
The nature and proof of inequality are the hot and difficult points of the college entrance examination. It is also a must-read content for various types of mathematics competitions at various levels. In my many years of high school review and in my mathematics counseling, the author has some thoughts on the analysis of an exercise in the textbook. , Now talk about it, to seek advice from colleagues. Full-time Ordinary High School (Test Revision) Compulsory Math Book 2 (I) Review Reference Question 6 Group A Question 8: Known a