已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b2853e3ea64f16cf9bf02cfdbbb6d35.png)
(1)若
,求
的解集;
(2)若方程
有两个实数根
,
,且
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b2853e3ea64f16cf9bf02cfdbbb6d35.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6acb0f1ac694dd177e99fc385f23318.png)
(2)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86b92b70365c63607daecdc8deb73ecf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7830289d938e2dd58a3674bd46e83eda.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
更新时间:2022-01-13 07:58:10
|
相似题推荐
解答题-问答题
|
适中
(0.65)
名校
【推荐1】设命题
,
.
(1)若
,且
为假,
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/09dcfce74e5c68c59b784602c1e65e4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b7c7797aff402595a6a96bb36220bce.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/f675824e539f50cec53120959d32e554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.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
解答题-问答题
|
适中
(0.65)
解题方法
【推荐2】已知全集
,
,
,
.
(1)求
,
.
(2)若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0dc8098ad6f31bdd87771ca9cfa33a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76cf40aeb870f36ff93934ffdf59cb5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb59bef7cf59170c3f3f6e283857da7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a64c86dd36a38c81f7ef83c34f85883a.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df07c4e0d73500041baa7ddc369395cd.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
【推荐1】已知命题p:实数x满足
,其中
,命题q:实数x满足
,若p是q的充分不必要条件,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed84a027228ff327567484cdaf4d5e3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75c13a7c5f125946dc9e66f415274bc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04fc2ed28929a4e0fd0d4f2193689aee.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
名校
解题方法
【推荐2】已知集合
,集合
.
(1)求集合
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd3226ab5a657a6d538719d3ebc2f796.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e63f3b4d210a4a917688ae7b39d10137.png)
(1)求集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次