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随着高中新标准课程改革的全面实施,如何重新认识双基、改变学习方式、培养数学思想、探究新高考规律已成为我们的主要研究对象.其中绝对值概念是双基的基本内容之一,它体现了函数方程、分类讨论、数形结合、等价转化等数学思想方法的运用,在高考
With the full implementation of the new standard curriculum reform in high school, how to re-understand the double base, change the learning mode, develop the mathematical thought and explore the new college entrance examination has become our main research object .In which the absolute value concept is one of the basic content of the double base, It embodies the function equation, classification discussion, combination of numbers, equivalent transformation and other mathematical ideas and methods used in the college entrance examination