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递推数列是高考数列压轴题的主要类型之一,特别是近几年的广东高考,对递推数列的考查更是情有独钟.这类问题是一类比较难以处理的问题,学生碰到这类问题往往手足无措,无从下手.高考中这类问题的得分率很低,这是教学中的一个难点问题.笔者在教学中发现,老师如果能从教材出发,科学合理地利用教材,注重对教材中的通识、通法以及例题、习题进行变形引申,引导学生用变化发展的眼光观察这些例题、习题,归纳出解决问题的系统方法,扎实打好基
Recursion number series is one of the main types of college entrance exam questions, especially in recent years, Guangdong college entrance examination, the recursive sequence test is a soft spot.This kind of problem is a class of more difficult to deal with problems, students touch To such problems are often know what to do, can not get started.Examination in such issues scoring rate is very low, this is a difficult teaching problems.In the teaching I found that if the teacher can start from the textbook, scientific and rational use of textbooks, pay attention The textbook general knowledge, general method as well as examples, exercises deformation extended, and guide students to change the development of vision to observe these examples, exercises, summed up the system to solve the problem, a solid foundation