把下列各数填在相应的大括号内:
35,0,π3,314,-23,227,49,-0.55,8,1.1212212221…(两个1之间依次多一个2),0.2111,201,999.
正数集合:{35,π3,314,227,49,8,1.1212212221…(两个1之间依次多一个2),0.2111,201,99935,π3,314,227,49,8,1.1212212221…(两个1之间依次多一个2),0.2111,201,999…};
负数集合:{-23,-0.55-23,-0.55…};
有理数集合:{35,0,314,-23,227,49,-0.55,8,0.2111,201,99935,0,314,-23,227,49,-0.55,8,0.2111,201,999…};
无理数集合:{π3,1.1212212221…(两个1之间依次多一个2π3,1.1212212221…(两个1之间依次多一个2…};
整数集合{0,314,8,201,9990,314,8,201,999…};
分数集合:{35,-23,227,49,-0.55,0.211135,-23,227,49,-0.55,0.2111…}.
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【考点】实数.
【答案】,,314,,,8,1.1212212221…(两个1之间依次多一个2),0.2111,201,999;-,-0.55;,0,314,-,,,-0.55,8,0.2111,201,999;,1.1212212221…(两个1之间依次多一个2;0,314,8,201,999;,-,,,-0.55,0.2111
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22
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【解答】
【点评】
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发布:2025/6/22 8:30:1组卷:140引用:1难度:0.6