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也谈x1+x2与x1x2的构造山东省新汶矿务局华丰煤矿子弟中学杜秉孝贵刊1997年第10期《x1+x2与x1x2的构造及其应用》一文,介绍了构造x1+x2与x1x2应用韦达定理解题的三种方法,对解题教学确有指导意义.本文再介绍一种构造方法,作为对原文...
Also talk about the construction of x1+x2 and x1x2. Xinfeng Mining Bureau, Shandong Province, Huafeng Coal Mine Middle School, Du Bingxiao, No. 10, 1997. “The construction of x1+x2 and x1x2 and their applications”. Introduces the construction of x1+x2 and x1x2. The three methods of the title do have guiding significance for problem solving teaching. This article describes a method of construction, as the original text...