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1 . 命题“∃x0∈(1,+∞),
﹣1=x02”的否定是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe5293f5dc1cdb3c7d498bcc2775962c.png)
A.∃x0∉(1,+∞),![]() |
B.∃x0∉(1,+∞),![]() |
C.∀x∈(1,+∞),2x﹣1≠x2 |
D.∀x∉(1,+∞),2x﹣1=x2 |
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2 . 命题![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49dac463bbb7375dbf8e2246f9a6f0d9.png)
,
,命题![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/408c3726fe0b0698826dc623f269e179.png)
,
,则下列命题中是真命题的是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49dac463bbb7375dbf8e2246f9a6f0d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11ff050e8101751af6b5cf052e25c410.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/408c3726fe0b0698826dc623f269e179.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e36c9c91220b0f2cbd4a48e8fa90e3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7706d418ba0f9e1730079ce74848c282.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2018-12-20更新
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725次组卷
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8卷引用:陕西省汉中市汉台中学2021-2022学年高三上学期月考(一)文科数学试题