把下列各數(shù)填在相應(yīng)的大括號內(nèi):
35,0,π3,314,-23,227,49,-0.55,8,1.1212212221…(相鄰兩個1之間依次多一個2),0.2111,201,999
正數(shù)集合:{35,π3,314,227,49,8,1.1212212221…(相鄰兩個1之間依次多一個2),0.2111,201,99935,π3,314,227,49,8,1.1212212221…(相鄰兩個1之間依次多一個2),0.2111,201,999…};
負數(shù)集合:{-23,-0.55-23,-0.55…};
有理數(shù)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…};
無理數(shù)集合:{π3,1.1212212221…(相鄰兩個1之間依次多一個2)π3,1.1212212221…(相鄰兩個1之間依次多一個2)…}.
3
5
π
3
2
3
22
7
4
9
3
5
π
3
22
7
4
9
3
5
π
3
22
7
4
9
2
3
2
3
3
5
2
3
22
7
4
9
3
5
2
3
22
7
4
9
π
3
π
3
【考點】實數(shù).
【答案】,,314,,,8,1.1212212221…(相鄰兩個1之間依次多一個2),0.2111,201,999;-,-0.55;,0,314,-,,,-0.55,8,0.2111,201,999;,1.1212212221…(相鄰兩個1之間依次多一個2)
3
5
π
3
22
7
4
9
2
3
3
5
2
3
22
7
4
9
π
3
【解答】
【點評】
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發(fā)布:2024/6/27 10:35:59組卷:106引用:1難度:0.5