(1)已知命题
:
,命题
:
,若
是
的充分不必要条件,求
的取值范围;
(2)已知命题
:“
,
”;命题
:“
,使得
”,若命题“
”是真命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a345251a6c843c9f37f4d967f2d7f582.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e18628cb329d3816e8623ee50963ffc.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/0a6936d370d6a238a608ca56f87198de.png)
(2)已知命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/561acf30b972f1f0039b0c4a090913b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/649f3b26d7901ee82d902326d8770b93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0c7a319f1fb9ef4cd6bd9eb5ab0c53b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed1cdabf2e58184387a98cfb4944964b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
19-20高二上·湖南常德·期末 查看更多[3]
湖南省常德市2019-2020学年高二上学期期末数学试题广东省珠海市第二中学2020-2021学年高二上学期10月月考数学试题(已下线)第一章 (基础过关)集合与常用逻辑用语 A卷-【双基双测】2021-2022学年高一数学同步单元AB卷(人教A版2019必修第一册,广东专用)
更新时间:2020-01-14 13:54:21
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容易
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名校
【推荐1】已知命题
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容易
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【推荐2】已知
,若p 是q 的充分不必要条件,求a的取值范围.
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解答题-问答题
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解题方法
【推荐1】已知命题
:函数
在
上单调递增,命题
:函数
在(0,+∞)上是增函数.
(1)若
或
为真命题,求
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(2)若
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80923212fb2e77439887f6bbc204d177.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02e1c9c97de9198d47306216e9961b80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b77f598a5333de5ab511e8efef01950.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
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(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ffc1bb9d53a27d484396ad74d6a26e0.png)
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解答题-问答题
|
容易
(0.94)
名校
【推荐2】已知命题
,使
;命题
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.
(1)若命题
为假命题,求实数
的取值范围;
(2)若
为真命题,
为假命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fac11dd95cb4b78adb817fad02dedb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f231c541c0ec4e70f14195d270610c70.png)
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(1)若命题
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(2)若
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您最近一年使用:0次