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分类讨论是数学中一个重要的思想方法,它的应用十分广泛.本文从近几年数学中考题中选取几道典型试题加以分析,谈谈分类讨论在方程中的运用,供同学们参考.
Classification discussion is an important thinking method in mathematics, and its application is very extensive. This paper selects several typical questions from mathematics examination questions in recent years to analyze, and discusses the use of classification discussion in equations for students’ reference.