命题“
,
”为真命题的一个充分不必要条件是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/761a929c584114f5b0739f52d5dc78b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1262cfba2b91eb7a46765ed83d3b1c6.png)
更新时间:2022-10-14 22:46:02
|
相似题推荐
填空题-单空题
|
适中
(0.65)
【推荐1】已知
.若q是p的充分条件,则实数a的取值范围为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/741eb6c776b3a6a99cec524f3b6336d1.png)
您最近一年使用:0次
填空题-双空题
|
适中
(0.65)
【推荐2】已知
,
,
有意义,
关于
的不等式
.
(1)若
是真命题,则
的取值范围是_____ ;
(2)若
是
的必要不充分条件,则
的取值范围是_____ .
![](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/50e1422d7e6715b9009e2156a8437415.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e72cef30a3010c822bc55ad2bad5bf7.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)若
![](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)
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
解题方法
【推荐1】若命题“
,
”是假命题,则实数
的取值范围是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d305e8fa08fbb6cc4e63972b7f9387f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aba149dd16ba62efffc1645f52bc78ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
填空题-双空题
|
适中
(0.65)
解题方法
【推荐2】已知函数
,若
,则
的解集为___________ ;若
,
,则a的取值范围为_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e7062ea42c2f1ef458ebeae587a5410.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b624d88827e92e12bc0a8f1067cbe72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/018857ec6e498113b3b12a730d9313da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96b743603ab1c10330622f16db78dbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/018857ec6e498113b3b12a730d9313da.png)
您最近一年使用:0次