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(2010•安徽)不等式组的解集是________.
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(2010•安徽)不等式组
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAFAAAAAoCAYAAABpYH0BAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
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rZJdh+lmAWgTCUXvwYcZbn1DDcD7oRKo9TGU99hY5Z1xrwwiKtBuX06I+RCXGHhCzIcHLZxV+AXp
/DIb37rVn9sH5r6qcbP3Z95EqJQXlwbj4AUuvC4m0b0gJEttKr8o08KZVJCJcW2K5CH3pKs4izMU
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S5raPWPHMdYBmvuI0wzJVDxR+y1x4zIFGlWEVTO2pElNK1fSjDzLA9jNx0UAdrCI1ChbckosAzj3
SgVstqRJWCMtadoFxo9xVvW6Y91XPAbitiPj1AEHD/tzb8pK6QfHJHAAXEmTtUiyjXGOjKA63RIq
XPNLqu+5iBDHL0QlzSoA3U40TL8auK26WYjbCp3WT0nsWxYisQLdc3ZOwP71kqZgI20hlZQtuTkn
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AElFTkSuQmCC
)
的解集是________.
相关试题
-
(2010•安徽)不等式组
的解集是________.
-
(2010•安徽)不等式组
的解集是________.
-
(2010•安徽)不等式组
的解集是________.
-
(2010•安徽)2010年一季度,全国城镇新增就业人数为289万人,用科学记数法表示289万正确的是( )
A.2.89×107
B.2.89×106
C.2.89×105
D.2.89×104
-
(2010•安徽)计算:
×
-
=________.
-
(2010•安徽)如图,直线l1∥l2,∠1=55°,∠2=65°,则∠3为( )
![](https://img.xintiku.com/upload/15/fb/15fb0e1675777079586804e4a07aec41.png)
A.50°
B.55°
C.60°
D.65°
-
(2010•安徽)如图,直线l1∥l2,∠1=55°,∠2=65°,则∠3为( )
![](https://img.xintiku.com/upload/70/10/7010e4d6e7660024011bf04b30d74d89.png)
A.50°
B.55°
C.60°
D.65°
-
(2010•安徽)先化简,再求值:(1-
)÷
,其中a=-1.
-
(2010•安徽)先化简,再求值:(1-
)÷
,其中a=-1.
-
(2010•安徽)在-1,0,1,2这四个数中,既不是正数也不是负数的是( )
A.-1
B.0
C.1
D.2