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文 [1 ]向读者介绍了引入增元思想 ,培养学生解题能力的问题 ,作者认为“注意应用增元思想 ,往往能起到化难为易 ,出奇制胜的作用 ,有助于培养学生创新思维 ,提高学生解题能力” .该文共有 3部分 ,第一部分便是用两个例题的解法来说明“巧配对 ,化难为易”的主旨 .现摘录于下 :
The article [1] introduces the reader to the question of introducing the idea of increasing the number of students and cultivating their ability to solve problems. The author believes that "Note that the application of the idea of increasing the number of people can often play a role in helping people overcome difficulties, and is surprisingly helpful in cultivating students’ innovative thinking. Improve students’ problem-solving abilities. There are 3 parts in this article. The first part is to use the solution of two examples to illustrate the main purpose of “smart matching and hard to change”.