名校
1 . 设p:
;q:关于x的方程
无实根.
(1)若q为真命题,求实数k的取值范围;
(2)若
是假命题,且
是真命题,求实数k的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/142f7b292c3a427a146f754fb6a6f1eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b8c93059c8cb3058471b7b6e101390d.png)
(1)若q为真命题,求实数k的取值范围;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
您最近一年使用:0次
2022-02-21更新
|
120次组卷
|
5卷引用:四川省广安市2019-2020学年高二上学期期末数学(文)试题
2 . 已知命题
,
,命题
:方程
表示双曲线.
(1)若命题
为假命题,求实数
的取值范围;
(2)若命题
为真,且
为假,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d4b766bd60953eddd41fa3ec652f4ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9f4d90ed653a97a7952a9c40c274f15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7266355084e8484f7e15279b2fd8c5ed.png)
(1)若命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e26b38e357c7d985656ba7bb3c794a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若命题
![](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/294f5ba74cdf695fc9a8a8e52f421328.png)
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2021-01-23更新
|
309次组卷
|
2卷引用:四川省成都市蓉城名校联盟2020-2021学年高二上学期期末联考理科数学试题
3 . 已知命题p:“
”;命题q:“
无实数根”.若命题“p且q”是真命题,则实数a的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ce2a5327c61d5bf7809dbf4984e2fc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/225a17401bbfa8688f4c3074fa227d0a.png)
A.![]() | B.![]() | C.![]() | D.![]() ![]() |
您最近一年使用:0次
4 . 已知
,
:函数
在
上单调递减,
:不等式
在
上恒成立.
(Ⅰ)若
为真,求
的取值范围;
(Ⅱ)若“
”为真,“
”为假,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cec12441802f71e803efaf2c62ee588.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cb6833f8fb83c7e7db658ad4e541392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5380bfd39d55d7f9c7e9e7158b484041.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/132d41feaf28a5d96470d23780262b25.png)
(Ⅰ)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
(Ⅱ)若“
![](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/071a7e733d466949ac935b4b8ee8d183.png)
您最近一年使用:0次
5 . 已知条件
表示双曲线,条件
表示椭圆.
(1)若条件p与条件q同时正确,求m的取值范围.
(2)若条件p和条件q中有且只有一个正确,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d491b2b5ecc124f08334e952b49e655.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cae8c58fe5051335b6d5bae4d82b057f.png)
(1)若条件p与条件q同时正确,求m的取值范围.
(2)若条件p和条件q中有且只有一个正确,求实数m的取值范围.
您最近一年使用:0次
名校
6 . 已知命题
实数
满足
,其中
;命题
方程
表示双曲线.
(1)若
,且
为真,求实数
的取值范围;
(2)若
是
的充分不必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ea3ec13874cd5585f38f87bad486a5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73cc6e11c743bedd3a039b677f5bec2a.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ffc1bb9d53a27d484396ad74d6a26e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e26b38e357c7d985656ba7bb3c794a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2020-08-05更新
|
700次组卷
|
13卷引用:四川省泸州泸县第五中学2017-2018学年高二上学期期末模拟考试数学(理)试题
四川省泸州泸县第五中学2017-2018学年高二上学期期末模拟考试数学(理)试题四川省泸州泸县第五中学2017-2018学年高二上学期期末模拟考试数学(文)试题四川省石室中学2017-2018学年高二上学期半期考试数学(文)试题四川省石室中学2017-2018学年高二上学期半期考试数学(理)试题【全国百强校】四川省成都石室中学2018-2019学年高二上学期期中考试数学(文)试题【全国百强校】四川省成都石室中学2018-2019学年高二上学期期中考试数学(理)试题江西省上高县第二中学2019-2020学年高二上学期期末数学(理)试题湖北省荆州市北门中学2019-2020学年高二下学期期末文科数学试题山东省潍坊市寿光现代中学2019-2020学年高二上学期12月月考数学试题安徽省合肥一中、六中、八中2020-2021学年高二上学期期末文科数学试题安徽省合肥市第六中学2020-2021学年高二上学期期末数学(文)试题四川省成都石室中学2021-2022学年高二上学期期中考试数学(理)试题(已下线)1.2 充分条件与必要条件提高练-2021-2022学年高二数学同步训练精选新题汇编(人教A版选修2-1)
7 . 已知实数
且
,命题
函数
在
上单调递增,命题
,使
,若
为真,
为假,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da53929a8f67b9aa3827fdbd73ebd265.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9395bb671c68b418ec6931cfc8366e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f05383cfb03aa0f1746cef850b8afd8.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/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解题方法
8 . 已知命题
:函数
对任意
均有
; 命题
在区间
上恒成立.
(1)如果命题
为真命题,求实数
的值或取值范围;
(2)命题“
”为真命题,“
”为假命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c55c889ff91290be151d045abca9c52d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dae74c724114bfeff024dd7b79f5edc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53a57d6d7b74ae630e6ce3b43afe6060.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2eaef324b5d1b148c03cd82f70ab284.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b029e85e686623cdef977b2cb1f207a.png)
(1)如果命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)命题“
![](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/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
9 . 已知
,p:
;q:不等式
对任意实数x恒成立.
(1)若q为真命题,求实数m的取值范围;
(2)如果“
”为真命题,且“
”为假命题,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12f02b19cd0dda423cf6545dc5fddb45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a93bc8445866a85b4a6e8a69769fc031.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e6cf0c51d6f6df04da18f448eb65faa.png)
(1)若q为真命题,求实数m的取值范围;
(2)如果“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
您最近一年使用:0次
2020-03-10更新
|
350次组卷
|
8卷引用:江苏省宿迁市2018-2019学年高二下学期期末数学(文)试题
江苏省宿迁市2018-2019学年高二下学期期末数学(文)试题四川省眉山市眉山中学校2022-2023学年高二上学期期末数学文科试题安徽省淮北市相山区淮北市第一中学2019-2020学年高二上学期期中数学(理科)试题江西省赣州一中2019-2020学年高二下学期线上教学质量评估试题数学(文)试题黑龙江省绥化市安达市第七中学2020-2021学年高二上学期9月月考数学试题安徽省亳州市涡阳县第一中学2020-2021学年高三上学期第二次月考数学(文)试题江西省分宜中学2020-2021学年高一(课改班)下学期第二次段考数学试题河南省南阳市第六完全学校高级中学2022-2023学年高三上学期9月考试文科数学试题
10 . 已知命题
,
恒成立;命题q:点
在圆
的内部.若命题“
”为假命题,“
”也为假命题,则实数a的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bea9702708f8463975c94119fa50f61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ed736c0decc93f86d194dce040f21bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0974fa978e736f42366798a8970d1fb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb09e67db6ca9d52c881dcf279ea58c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ffc1bb9d53a27d484396ad74d6a26e0.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次