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  • 1. (2024七上·武威月考) 把下列各数填入相应集合的括号内.

    4, , 0,0.618, , 0.3,

    1. (1) 整数集合:{                                                            …};
    2. (2) 分数集合:{                                                            …};
    3. (3) 负有理数集合:{                                                     …}.

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