已知命题
,命题
,则p是q的_______ 条件
填“充分不必要条件,必要不充分条件,充要条件,既不充分也不必要条件“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cee265530304c4343eca3f230f92b469.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d758252d8bf7f16e58faf2b84f4598d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/108f238e79d8386b3bbf1ca4b87ae025.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
更新时间:2021-10-30 06:23:49
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填空题-单空题
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【推荐1】已知下列命题:
(1)命题“
,
”的否定是“
,
”;
(2)已知p,q为两个命题,若“
”为假命题“
”为真命题;
(3)“
”是“
”的充分不必要条件;
(4)“若
,则
且
”的逆否命题为真命题.
其中所有真命题的序号是______ .
(1)命题“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1485a4756c56f1126b9825d5019d544c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49d3a6268e9eded3dba57ab5d93cf556.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c780149aef1bd77162e85f7f8906a6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51397d3252620200d1bfcccf05711082.png)
(2)已知p,q为两个命题,若“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3017101fb82a2f3c4a8b0e7879ac0a25.png)
(3)“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6455e38ff53ede2508e4d9cb23f0b86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/055365d21f92fdb6881310bda08c3f75.png)
(4)“若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34715101c66fa12ce6baf0a9c53f1672.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2a7df955fc17e92fd86302f8c34664a.png)
其中所有真命题的序号是
您最近一年使用:0次
填空题-单空题
|
较易
(0.85)
【推荐2】设计如图所示的四个电路图,条件
:“开关
闭合”;条件
:“灯泡
亮”,则
是
的充分不必要条件的电路图是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c88d9142df6ba8e43c1a93bd04a1362.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/24/bcc99bbf-bfbd-4622-ba89-6a2e32e56cbf.png?resizew=564)
您最近一年使用:0次