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中学生数学:高中版, ISSN 1003-1901, 2012, Issue 10, pp. 46 - 47
...式的所以然:n ?.¨ .· 46 · ?。@?.一寸中学生数学·2012年1O月上·第451期(高中) 例题用四川省绵阳东辰学校高中部高二(11)班(621000) 唐黎指导教师姚先伟新课标人教版《数学》选修4—5“不等式选讲”P 例1:已知口、b是正数,且a≠b,求证:&。+b。>a b+ab (此例题又是原人教版... 
同学 | 阅读教材 | 课堂 | 老师
Journal Article
中学生数学:初中版, ISSN 1003-1901, 2010, Issue 9, pp. 38 - 38
同时同学们在做作业时,差不多都是只做与当前所学的知识同步的作业题,很少回过头去做从前的作业.这里,我举一例:做“回头练习”带来的乐趣. 
同学 | 练习 | 作业题
Journal Article
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