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把下列各数填入它所属的集合内:5.2,0,π2,227,+(-4),-234,-(-3),0.25555…,-0.030030003…(1)分数集合:{…}(2)非负

题目详情
把下列各数填入它所属的集合内:
5.2,0,
π
2
22
7
,+(-4),-2
3
4
,-(-3 ),0.25555…,-0.030030003…
(1)分数集合:{___ …}
(2)非负整数集合:{___ …}
(3)有理数集合:{___…}.
▼优质解答
答案和解析
(1)分数集合:{5.2,227,-234,0.25555…},(2)非负整数集合:{0,-(-3 )},(3)有理数集合:{5.2,0,227,+(-4),-234,-(-3 ),0.25555…},故答案为:5.2,227,-234,0.25555…;0,-(-3 );5...