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最近我们学习了中心对称图形(2),做这部分内容的作业时感觉非唯一解的试题特别的多,一不留神就会出错,这里我从我的错题笔记集中搜索部分经典的多解题与同学们共享.1.由点与圆位置关系的不确定产生的多解问题笔记平面上的一点与圆的位置关系有三种:点在圆内、圆上、圆外,当题目中没有告知点的确切位置时,一般情况下应考虑可能出
Recently, we studied symmetric graphics center (2), doing this part of the homework feel non-unique solution of the problem is more than a few inattentive will make mistakes, here I focus on my mistakes from a collection of some of the classic focus on the solution Share with the students.1.Multiple solution to the problem caused by the uncertainty of the relationship between the point and the circle There are three points in the plane of the relationship between the position of a circle and the circle: point within the circle, circle, circle, when the title is not Tell the exact location of the point, under normal circumstances should be considered possible