1 . 设
、
是两个不同的平面,
、
是两条不同的直线,
命题
若
,
,
,则
;
命题
若
,
,
,则
.
下列命题是真命题的是_______________ .
①
或
②
且
③
或
④
且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/384a65ca1ee3d7d86b988ca34c885e18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1754786a3367aca3da18ee3316e5b968.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f157205cb5cb4a538b09d989f2d9ae95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18839099fb51cb1dda11653615ad0a5c.png)
命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff259ba50b735db32427fc0ebfbdfdaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb26a220ed44c446105df7caa0f1063.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f157205cb5cb4a538b09d989f2d9ae95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44eee93d951b5a5b892fbfb0acde47af.png)
下列命题是真命题的是
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ffc1bb9d53a27d484396ad74d6a26e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e26b38e357c7d985656ba7bb3c794a5.png)
您最近一年使用:0次
解题方法
2 . 设命题p:∀x∈R,x2+ax+1>0,若
为假,则实数a的取值范围是________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/575feaa04c7836a3743306b6378f9cd6.png)
您最近一年使用:0次
2020高三·全国·专题练习
3 . 设命题
函数
的最小正周期为
.命题
函数
的图象关于直线
对称.则下列结论中真命题的序号是__________ .①
;②
;③
;④
;⑤
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/325f9e2f7784ebdd64292e805884dfa9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58c65d71e57e6e7697e2f627dcd58583.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95a2ec02caf837c6e7e0b76dd9acc7f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e26b38e357c7d985656ba7bb3c794a5.png)
您最近一年使用:0次
4 . 记
,命题
,命题
,下面给出四个命题:
①
,②
,③
,④
,
其中真命题的个数是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b237d7fbf4f4f76359bacf60c64480f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2af0e9bc499a4927f063df3868b5efe0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f91d004e6eb28a330e1ef83311eae954.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b282201fb449f577cf664148afc9b2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97842fd0ea2ea493566e5b4e363daa5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29d4eed113aa69a7d973c6410bae7ddf.png)
其中真命题的个数是
您最近一年使用:0次
2020-08-08更新
|
106次组卷
|
5卷引用:2020届开卷教育联盟全国高三模拟考试(三)数学文科试题
2020届开卷教育联盟全国高三模拟考试(三)数学文科试题(已下线)专题16 常用逻辑用语-2020年高考数学(理)母题题源解密(全国Ⅱ专版)(已下线)专题16 常用逻辑用语-2020年高考数学(文)母题题源解密(全国Ⅱ专版)(已下线)1.3+简单的逻辑联结词(重点练)-2020-2021学年高二数学(理)十分钟同步课堂专练(人教A版选修2-1)(已下线)1.3+简单的逻辑联结词(重点练)-2020-2021学年高二数学(文)十分钟同步课堂专练(人教A版选修1-1)
5 . 设命题
函数
的最小正周期为
.命题
函数
的图象关于直线
对称.则下列结论中真命题的序号是__________ .
①
;②
;③
;④
;⑤
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/325f9e2f7784ebdd64292e805884dfa9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58c65d71e57e6e7697e2f627dcd58583.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95a2ec02caf837c6e7e0b76dd9acc7f0.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e26b38e357c7d985656ba7bb3c794a5.png)
您最近一年使用:0次
6 . 命题“
”的否定是_________ 命题.(填“真”或“假”)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7dc8e20eaca9162cd46cd7840a26adc.png)
您最近一年使用:0次
7 . 已知命题“
,
”的否定为假命题,则实数
的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c780149aef1bd77162e85f7f8906a6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5abdea09520a9022a2f1e07bf12afe6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
8 . 由命题
:“矩形有外接圆”,
:“矩形有内切圆”组成的复合命题“
或
”“
且
”“非
”形式的3个命题中真命题有__________ 个(只填真命题的个数).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
您最近一年使用:0次
9 . 已知命题
:函数f(x)=tanx是增函数,
:函数g(x)=cosx是偶函数,则在下列四个命题:①
∨
;②
∧
;③(¬
)∨
;④
∧(¬
)中 ,真命题的序号是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8be646cd52d7f2f1714e7542e75810f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adad9633b73dfbbb3d84b4f15979e99e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8be646cd52d7f2f1714e7542e75810f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adad9633b73dfbbb3d84b4f15979e99e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8be646cd52d7f2f1714e7542e75810f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adad9633b73dfbbb3d84b4f15979e99e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8be646cd52d7f2f1714e7542e75810f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adad9633b73dfbbb3d84b4f15979e99e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8be646cd52d7f2f1714e7542e75810f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adad9633b73dfbbb3d84b4f15979e99e.png)
您最近一年使用:0次
名校
10 . 已知命题
,
,命题
,
,则
,
,
,
中是真命题的有________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bea9702708f8463975c94119fa50f61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/595df5ae89ccfca0069a5380e9af7a2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/944b604f460efee4fdd43e00ca4e9f5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/824486ee47c6b588a4866eef177572bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ffc1bb9d53a27d484396ad74d6a26e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e26b38e357c7d985656ba7bb3c794a5.png)
您最近一年使用:0次
2019-11-21更新
|
205次组卷
|
5卷引用:宁夏回族自治区银川市兴庆区宁一中2019-2020学年高二上学期期中数学(文)试题
宁夏回族自治区银川市兴庆区宁一中2019-2020学年高二上学期期中数学(文)试题(已下线)1.3+简单的逻辑联结词(基础练)-2020-2021学年高二数学(理)十分钟同步课堂专练(人教A版选修2-1)(已下线)1.3+简单的逻辑联结词(基础练)-2020-2021学年高二数学(文)十分钟同步课堂专练(人教A版选修1-1)宁夏长庆高级中学2020-2021学年高二上期期中考试文科数学试题宁夏银川市景博中学2021-2022学年高二上学期期中考试数学(文)试题