名校
1 . 已知
,命题
“存在
,使
”的否定为____ ;若
为假命题,则
的取值范围为____
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ede1f85f7bf387aabcfc36fff672814b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
2 . 已知命题p:对任意的
,不等式
恒成立,则
为______ ;若
为假命题,则m的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/187086d22c4c4b1daf2ff2b815583d0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b383bcfa3517d27eca2d9622980a7f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33b47d89dd3bb1a4b0b425020fc454f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33b47d89dd3bb1a4b0b425020fc454f0.png)
您最近一年使用:0次
2018-12-10更新
|
1030次组卷
|
3卷引用:浙江省宁波市鄞州中学2018-2019学年高二(上)期中考试数学试题
13-14高二下·湖北孝感·阶段练习
解题方法
3 . 已知命题
:
,命题
:
若
为假命题,则实数
的取值范围为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/019cca7e598015c9a7e7174d5c7b5040.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cecde40cb6b96d8f3b4f74902211e2c.png)
![](https://img.xkw.com/dksih/QBM/2016/12/16/1619429481250816/1619429481512960/STEM/f785adc6ed85449fb0d230035fd178eb.png)
![](https://img.xkw.com/dksih/QBM/2016/12/16/1619429481250816/1619429481512960/STEM/10f34cf4b7834d52a29f1e9e653d3129.png)
A.![]() | B.![]() ![]() |
C.![]() | D.![]() |
您最近一年使用:0次