设集合S=
来源:学生作业帮 编辑:拍题作业网作业帮 分类:数学作业 时间:2024/04/29 07:45:21
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解题思路: 1用反证法思路叫清晰.2,3问都是对定义的运算法则多次的代换,这涉及到函数的代值问题
解题过程:
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最终答案:略
解题过程:
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最终答案:略
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