题目内容
把下列各数:-3,4,-0.5,-
,0.86,0.8,8.7,0,-
,-7,分别填在相应的大括号里.
正有理数集合:{…};非负有理数集合:{…};
整数集合:{…};负分数集合:{…}.
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正有理数集合:{…};非负有理数集合:{…};
整数集合:{…};负分数集合:{…}.
正有理数集合:{4,0.86,0.8,8.7,…};非负有理数集合:{4,0.86,0.8,8.7,0,…};
整数集合:{-3,4,0,-7,…};负分数集合:{-
,-
,…}.
故答案为:4,0.86,0.8,8.7;4,0.86,0.8,8.7,0;:{-3,4,0,-7;-
,-
.
整数集合:{-3,4,0,-7,…};负分数集合:{-
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| 3 |
| 5 |
| 6 |
故答案为:4,0.86,0.8,8.7;4,0.86,0.8,8.7,0;:{-3,4,0,-7;-
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