摘要:-5,+ , 0.62, 4, 0,-1 , 1, , -6.4,-7, 正整数集合{ ┉} 负整数集合{ ┉} 分数集合{ ┉} 整数集合{ ┉} 负数集合{ ┉} 正数集合{ ┉}
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将下列各数填入相应的集合中.
,-1,12,0,-3.01,-15,-
,180,-43,(-3)2,-45%,1,0.62.
(1)整数:
(2)自然数:
(3)正数:
,12,180,(-3)2,1,0.62
,12,180,(-3)2,1,0.62;
(4)负数
(5)偶数:
(6)奇数:
(7)分数:
,-3.01,-
,-45%,0.62
,-3.01,-
,-45%,0.62;
(8)非负数:
,12,0,180,(-3)2,1,0.62
,12,0,180,(-3)2,1,0.62;
(9)非负整数:
(10)非负有理数:
,12,0,180,(-3)2,1,0.62
,12,0,180,(-3)2,1,0.62.
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| 22 |
| 7 |
| 2 |
| 3 |
(1)整数:
-1,12,0,-15,180,-43,(-3)2,1
-1,12,0,-15,180,-43,(-3)2,1
,(2)自然数:
12,0,180,(-3)2,1
12,0,180,(-3)2,1
;(3)正数:
| 22 |
| 7 |
| 22 |
| 7 |
(4)负数
-1,-3.01,-15,-43,-45%,
-1,-3.01,-15,-43,-45%,
;(5)偶数:
12,0,180
12,0,180
;(6)奇数:
-1,-15,-43,(-3)2,1
-1,-15,-43,(-3)2,1
;(7)分数:
| 22 |
| 7 |
| 2 |
| 3 |
| 22 |
| 7 |
| 2 |
| 3 |
(8)非负数:
| 22 |
| 7 |
| 22 |
| 7 |
(9)非负整数:
12,0,180,1
12,0,180,1
;(10)非负有理数:
| 22 |
| 7 |
| 22 |
| 7 |