不等式区域 --- 介绍 ---

变量的变化区域: 1, 2, 3

严厉度: 1, 2, 3, 4

为得到成绩需要重复的次数: 1 2 3 4 5 6 7 8

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• Description: 对给定区域里的变量确定不等式. 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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