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tan tan san ci qu xian de qie xian
Author(s): 
Pages: 40-42
Year: Issue:  13
Journal: GAOZHONG SHU-LI-HUA

Abstract: 在初中阶段,我们已经把“一次函数”“二次函数”研究得比较清楚了.到了高中,“三次函数”就是这个阶段的经典问题之一,在高中阶段学习了导数,导数又是研究函数的有力工具,所以我们应当把这一经典问题弄清楚!反对题海战术(尤其要杜绝简单机械重复的训练),提倡师生一起(学生在老师的引导下,但要以学生为主体)把经典问题研究清楚,这才是高效复习备考的必由之路!
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