名校
1 . 已知命题
,
;命题
不等式
恒成立,那么命题( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fac11dd95cb4b78adb817fad02dedb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4345285fcf47de72a6a9856b7bd82079.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90842522367e5cc8047de72520835a84.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() | D.![]() |
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名校
2 . 已知命题
:
,
;命题
:若
,则
,下列命题为假命题的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c780149aef1bd77162e85f7f8906a6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf3cb9a9d48095b53fb22d6b5c2c62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd851caf97d430a0c7d7ecd64871dd98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6a46e678bf9d2df5ad4c782b3dc22f5.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2020-08-08更新
|
214次组卷
|
9卷引用:山西省朔州市怀仁县大地学校2019-2020学年高二下学期第二次月考文科数学试题
山西省朔州市怀仁县大地学校2019-2020学年高二下学期第二次月考文科数学试题2020届湖南省长沙市雅礼中学高三第5次月考数学(理)试题2020届湖南省娄底市高三上学期期末教学质量检测数学理科试题湖南省长沙市雅礼中学2019-2020学年高三下学期第八次月考数学(理)试题黑龙江省哈尔滨市第三十二中学2019-2020学年高二下学期期末考试数学试题(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)宁夏吴忠市吴忠中学2022-2023学年高二下学期期末考试数学(理)试题宁夏银川市第二中学2024届高三上学期统练二数学(文)试题
名校
3 . 已知命题
:
R,
;命题
:
R,
,则下列命题中为真命题的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f0aa9d781436ea046ee072ca8482f5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b31103b60ec1f197dedfa3847911de83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df03c12741f6ac84b451569c55464ebe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf8de41bd48f0c7b39075b665aacea09.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2020-03-29更新
|
604次组卷
|
6卷引用:山西省运城市康杰中学2023届高三上学期期末数学试题
4 . 如果命题“
或
”是真命题,“
且
”是假命题.那么
![](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)
A.命题![]() ![]() | B.命题![]() ![]() |
C.命题![]() ![]() | D.命题![]() ![]() |
您最近一年使用:0次
名校
5 . 已知命题
存在实数
,满足
;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f589fceb4ea14ed4c48d148d9dafef50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4853b1b0df28ed9459fb7bbdab9eae25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/546f4930fe22ff1f51524cc4dc9fcf14.png)
命题:
(
).
则下列命题为真命题的是
A.![]() | B.![]() | C.![]() | D.![]() |
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2020-10-14更新
|
707次组卷
|
4卷引用:【市级联考】山西省吕梁市2018-2019学年高二期末考试模拟试题理科数学
6 . 设
均为非零向量,已知命题
是
的必要不充分条件,命题
是
成立的充分不必要条件,则下列命题是真命题的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2daaa99c97229b49f0517d12b508a659.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4208616288fbc8aad1570bb3db43ce8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52f49ffac29e00e8eb9307e97c8f307b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac3fb8f0ae86c99c9dfbe909e2565bfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64ff9ff950d0e4f2d45f71d4f3b70eaf.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2020-10-06更新
|
264次组卷
|
2卷引用:山西省晋城一中2017--2018学年高二12月月考数学理试题
7 . 已知命题p:“
”是“直线
与
平行”的充要条件;命题q:对任意
,总有
.则下列命题为真命题的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d905db7f5dd7c1cad340d930eb7d4e26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47ac6c651823b5628c01d52971c812b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2edbc31470f3a5c06938e32575c2bfb5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
8 . 已知命题
;命题
,则下列命题中为真命题的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f223ce8c55cffa4cd8b2445591f48a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9ce00a02121c200e8d522f064b99318.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2021-01-10更新
|
72次组卷
|
5卷引用:山西省实验中学2019届高三上学期第二次月考数学试题
9 . 已知实数
,
,
,
满足
,
,
,命题
:若
,则
;命题
:若
,则
,则下列命题中的真命题的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2b0b3874b4a3b67ec2c91efc7980313.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdcaa86e1e1fb4853ba6d1b6f96bff9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b6e6dd4ff9f5c5cca06a05cc54aad55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1ebbb319f924201aacffb8e83104d22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9411953933b93b2fa7b944182b70ad52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65fdecf74851c9810cb67c9ad14836d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce613eaa5df46a50174085ef5d1087fb.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2020-01-15更新
|
189次组卷
|
2卷引用:山西省运城市2019-2020学年高三上学期期末数学(文)试题
名校
10 . 下列结论,不正确 的是( )
A.“![]() ![]() |
B.若p是假命题,是q真命题,则命题![]() ![]() |
C.方程![]() ![]() |
D.若角α的终边在直线![]() ![]() |
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