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每年全国各地高考试卷中,都有不少题目与直线的截距有关,学生在解决这些问题时失误多、错误率高。对高中必修2中有关直线的截距问题常出现的四种典型问题进行研究、探讨很有必要。
Every year throughout the country entrance examination papers, there are many topics related to the intercept of the straight line, the students in the solution to these problems more errors and higher error rates. It is necessary to study and study the four typical problems that emerge frequently in internship of high school compulsory 2.