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在自主招生考试中,函数的性质知识占有较大的分值,因此这部分知识显得比较重要,它在高中教材和高考试卷中也占有相当重要的地位。函数的性质主要包括定义域、值域、单调性、奇偶性、周期性等知识,函数的基本概念和一般性质在教材中讲得比较详细,在此就不再重复,这里只对自主招生中一些常用的结论和课本中没有涉及的知识点加以补充和延伸。一、函数的对称性(包括函数图像的自对称及函数图像之间的互对称)
In the self-enrollment examination, the function of the nature of knowledge holds a larger score, so this part of the knowledge is more important, it is in high school textbooks and college entrance examination papers also occupy a very important position. The nature of the function includes domain, domain, monotonicity, parity, periodicity and other knowledge, the basic concepts of the function and the general nature of the material is more detailed in the textbook, not repeated here, only here for independent enrollment Some commonly used conclusions and textbooks are not covered by the knowledge points to be added and extended. First, the symmetry of the function (including self-symmetric function images and function images between the symmetry)