对中学生而言,初中的学习有着承上启下的作用,而在初中数学学习中,很多学生都会感到迷茫和无奈,尤其是初中二次函数的相关内容.在二次函数的学习上,很多学生都提不起学习兴趣.但是初中二次函数偏偏又是初中考试中的一个重点.学生能否熟练掌握二次函数的相关知识,将直接影响到学生们的中考成绩.不仅如此,二次函数也与高中阶段许多学习内容有着密切的联系.例如:高中数学中的二次三项式、一元二次方程以及一元二次不等式等.因此,初中数学教师们必须重 For middle school students, junior high school learning has a bearing on the role of opening up, and in junior high school mathematics learning, many students feel confused and helpless, especially the secondary content of the junior high school in the quadratic function of learning, many students have mentioned Can not afford to study interest.However, the secondary function of junior high school happens to be a focus of the junior high school exam.Students can master the relevant knowledge of the quadratic function, which will directly affect the students’ senior high school entrance examination scores.Furthermore, the quadratic function also For example, there are quadratic, quadratic and quadratic inequality in high school math, so junior high school math teachers must weigh heavily