名校
解题方法
1 . 设命题
,使
是幂函数,且在
上单调递减;命题
,则下列命题为真的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e82ca68c6e5e7d8a47b95006fd7aa059.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b9a4c03c62afab5c99384bd0fca82b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f5455b882c4893414bb4ab31d6cd4cb.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-04-13更新
|
621次组卷
|
3卷引用:四川省成都外国语学校2024届高三下学期高考模拟(二)数学(理科)试题
2 . 下列四个命题中真命题的个数是( )
①“
”是“
”的充分不必要条件;
②命题“
,
”的否定是“
,
”;
③命题
:
,
,命题
:
,
,则
为真命题;
①“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1fdf7d28b97fb6fe731703f80e122ed.png)
②命题“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5045fac5d3e723196c600dcad6628bf0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ea28add535447baff8f8da07da76db6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c2b3b2e0a4f9449841c351502c9f9a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee1bc020c608b39ea910dd6486207df4.png)
③命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cce2837a8732f5038a0245b69306d20d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/418314ca3886baf87929a759bb3705f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c2b3b2e0a4f9449841c351502c9f9a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/264dab145ceba44696a6ee63b1e1549d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
A.0 | B.1 | C.2 | D.3 |
您最近一年使用:0次
3 . 已知命题
,
,命题
,
,则下列命题是真命题的为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a44bef5e2df41b92f8aa7319710f79de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77a2221798e618c3fd3a10a3b67eacb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b170b09056bd176734c4f6e2db0899c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/500b65ebeb776579da18d2ba1e9c6eb0.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
4 . 若命题p:
,
,命题q:
,
,则下列命题为真命题的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ad5fe274cfc8da2dacfb65801f344ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/264dab145ceba44696a6ee63b1e1549d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2939abf9f1755ea304eeb1e73063cba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6af80573c82773a59b5e23aabd3ffd61.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-09-04更新
|
276次组卷
|
4卷引用:四川省绵阳市绵阳南山中学实验学校2023年高三上学期9月月考数学试题
名校
解题方法
5 . 已知集合
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/255d8583fc7ebf0d40c29bbfaa6fa2da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9da2dbb4e86a1abc6921fa027dd70ac5.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次
2023-03-25更新
|
1209次组卷
|
10卷引用:四川省绵阳市南山中学2024届高三上学期12月月考数学(理)试题
四川省绵阳市南山中学2024届高三上学期12月月考数学(理)试题山东省枣庄市2023届高三下学期第二次模拟考试数学试题(已下线)专题01 集合与常用逻辑用语专题01集合与常用逻辑用语新疆霍城县江苏中学2024届高三上学期开学摸底考试数学试题山东省枣庄市2023届高三二模数学试题江苏省南京外国语学校2023-2024学年高三上学期10月阶段练习数学试题(已下线)信息必刷卷02(上海专用)(已下线)信息必刷卷04(上海专用)江苏省苏州园二2023-2024学年高一上学期10月月考数学试题
名校
6 . 记不等式组
的解集为D,现有下面四个命题:
,
;
,
;
,
;
,
.
其中真命题的个数是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f773ae0472936f09fb601002b7a605e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f820824c26e8052acea9cc3ea9bcfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c457151415fc216bf2777ce720af9c8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b314e942d9ef1641cec834c09d0b4cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d83c443453b1a7cff8b04ec67c9a38a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34c09c4153b3cae9d03464617c13844c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1eacfac2e5ffdac05d8b3bec9e35b057.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebd163b1937308f6728c12ba22a174f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e2081feb27064e53f5b78af224cc4a9.png)
其中真命题的个数是( )
A.1 | B.2 | C.3 | D.4 |
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2023-02-23更新
|
348次组卷
|
4卷引用:四川省成都玉林中学2023届高三下学期二诊考试理科数学模拟试题
名校
7 . 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/e04e72a4310a75f60b57770029a2875f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f092aeb5611a1b4e713e0c505296d848.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2023-02-22更新
|
262次组卷
|
2卷引用:四川省南充市高坪中学2023届高三下学期第一次质量检测数学理科试题
名校
8 . 关于命题p:“
”,下列判断正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d1494ac61796bc61d150b7b6119cb11.png)
A.![]() | B.该命题是存在量词命题,且为真命题 |
C.![]() | D.该命题是全称量词命题,且为假命题 |
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2023-02-06更新
|
437次组卷
|
3卷引用:四川省成都市第七中学2022-2023学年高三上学期1月月考数学理科试题
名校
9 . 若命题![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
,
;命题![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
,
,则下列命题为真命题的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e81b4aac721bcd4a49593b48a28a8f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e159d8e6afaa2e32b5e3094aad1529ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02491f9709f00a1bc169278fbe01f576.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e178eecb67c6e23101d62557197e5227.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-09-01更新
|
362次组卷
|
2卷引用:四川省成都市树德中学2023-2024学年高三上学期开学考试文科数学试题
名校
10 . 已知
,
,
,
,则下列命题是真命题的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/248d3fb187b56abeb0317dee8ae6a010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18d8ba7b319b94f184eda5f81101313b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72a6fc004861e4a5780736acea3a9e10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/815d001ad540c93e4c63736b6c57767c.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次