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对于一元二次方程两根的问题,部分学生习惯使用根与系数的关系求解,这是教学中过分强调所形成的一种解题思维模式的定势,本文例谈如何突破这种模式化的思维倾向,供读者参考.
For the problem of the two equations of one dollar quadratic equation, some students are accustomed to using the relationship between the root and the coefficient to solve the problem. This is a fixed tendency of the problem-solving mode of thinking formed in overemphasis in teaching. This article discusses how to break through this model. Thinking tendency, for readers’ reference.