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对数函数在高考中的考查主要是图象和性质,同时考查数学思想方法,以考查分类讨论及运算能力为主;考查形式主要是填空题,同时也有综合性较强的解答题出现,目的是结合其他章节的知识,综合进行考查.考试说明要求:理解对数函数的概念;知道对数函数是一类重要的函数模型.理解对数函数的单调性;掌握对数函数图象通过的特殊点.考试要求B级.
The logarithmic function in the entrance examination is mainly the image and nature, at the same time examining the mathematical thinking methods to examine the classification and computing power; test forms mainly fill in the blank, but also a comprehensive answer is more comprehensive, the purpose Is combined with the knowledge of other chapters to conduct a comprehensive examination of the test description requirements: to understand the concept of logarithmic functions; know logarithmic function is an important type of function model. Understand the monotonicity of logarithmic functions; master logarithm function image through Special points. Examination requirements B level.