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中职数学一元二次不等式的解法探究

Author(s)：
侍凤

Publication Title：

Wen Yuan (Primary School Edition) 2021 No.09

Affiliations：
苏州建设交通高等职业技术学校基础教学部

Abstract：
在中职数学课程中，解一元二次不等式是一个重要的教学内容，它是求函数定义域等知识的工具。在数形结合的思想下，引导学生利用已学知识，从解特殊的一元二次不等式，归纳总结提炼出解一元二次不等式的四个关键步骤（口诀）“算-看-画-写”，从而提升解答问题的效率以及提高学习数学的兴趣，使学生获得学习数学的成就感。

Keywords：
一元二次方程；一元二次函数；一元二次不等式

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[1] 侍凤.中职数学一元二次不等式的解法探究[J].Wen Yuan (Primary School Edition),2021(09),.

文渊(小学版)

Wen Yuan (Primary School Edition)

Language: 中文

CN：11-9274/G

ISSN：2096-6261

Publication Frequency: 月刊

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