!! used as default html header if there is none in the selected theme. 图解绝对值

# 图解绝对值 --- 介绍 ---

• 函数变化的类型:
1. f (|x|), |f (x)| ;
2. f (|x|), |f (x)| ;
3. |f (x)|, f (|x|) ;
4. |f (x)|, f (|x|) ;
5. f (|x|), |f (x)|, f (|x|)1, |f (x)|1, |f (x)1|.
• 一轮会话的问题个数: , , , , , , , (在一轮会话结束时才打分.)
• 或者 你可以要求识别每条曲线.

• Description: 从 f(x) 的图形识别 f(|x|) 的图形等. This is the main site of WIMS (WWW Interactive Multipurpose Server): interactive exercises, online calculators and plotters, mathematical recreation and games
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