函数的定义域与值域
2013-03-24 15:15
本范例演示如何从函数图像中确定定义域和值域，并使用区间表示法进行书写。通过图形化展示，帮助用户直观理解函数自变量和因变量的取值范围，掌握区间表示法的基本规则，是学习函数基础概念和图像分析的优秀辅助工具。
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函数
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