选择直线
--- 介绍 ---
在坐标平面中有四种方法描述一般的直线(不通过原点,
不垂直也不水平):
用一个隐式方程; 把 y 表示成 的函数的方程; 把 表示成 的函数的方程;
或一个参数方程组。
The most recent version
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Please take note that WIMS pages are interactively generated; they are not ordinary
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- Description: 通过方程或图形,认识直线。 interactive exercises, online calculators and plotters, mathematical recreation and games
- Keywords: interactive mathematics, interactive math, server side interactivity, geometry, algebra, lines, parametric_curves