摘要
在中学数学中,确定直线方程是一基本问题。能否找出中学所能解决的数学问题的最大范围集,是本文研究的重点。
in the middle school mathematics,the definite straight line equation is a basic question.Whether discovers mathematics question most wide range collection which the middle school can solve.Is key point which this article studies.
关键词
对称式
反演式
反弹式
反射式
折射式
交平式
交垂式
双点N边式
点弦式
symmetrical expression
Inversion type
Resilience type
Reflection type
Refraction type
Hands over evenly-like
The junction hangs the type
Double selects N 边式
String type
