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零点问题是高中数学函数知识模块中的新增内容之一,对中学生来说并不陌生,实质上是函数与方程中的一部分,利用零点性质可以解决许多函数与方程的一些综合问
The zero problem is one of the new contents in the high school math function knowledge module. It is not new to middle school students and is essentially a part of functions and equations. Using the zero nature can solve some problems of many functions and equations.