名校
解题方法
1 . 已知函数
,
.
(1)当
时,求不等式
的解集;
(2)设
,
,记
的最小值
,
的最大值为
,求
.(
表示
,
中的较大值,
表示
,
中的较小值.)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40dc3928e2b81fc6e5f83ddc8903b120.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ac3fdbe7b8a8bc74bf4acf8f289fc47.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9d1254f706961b29cee3064b706716c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6522826d8a192d8d01389c23d87bc676.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b32578be0f084d38890469459bdf652f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b72884f381fcf9acdc21ce4ae0426887.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e9e460c144f7a2141d2df0308b125f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50f0701504dabf18d65c54e899390b2b.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/d533077bb33dd9e38134d2eb25c9a158.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
您最近一年使用:0次
2020-08-13更新
|
344次组卷
|
6卷引用:四川省成都市石室中学2022届高三上学期期末数学(理)试题
解题方法
2 . 已知函数
.
(Ⅰ)当
时,求不等式
的解集;
(Ⅱ)若不等式
的解集不是空集,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4bebcb34ec821cc4792cf031c4d428c.png)
(Ⅰ)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adb1dc30d4b297c6d5d0d6d91eab1e3b.png)
(Ⅱ)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e0bfd570f95f988c8a216378a23ce90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2019-07-11更新
|
277次组卷
|
3卷引用:四川省攀枝花市2018-2019学年高二下学期期末数学试题
名校
3 . 设函数
.
若关于x的不等式
的解集为
,求a,b的值;
若
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2b697c4a41a678be39ade3e3f38c8c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4141b26d2c32655003494a91ad6331b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f5b88596dddb6a447a1d8fb06bef4d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39a49e8b6efab71f87117d432ec839f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65863c1abad833b79c303bfca24f535c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a4e64564f2a3e9ef21bab30a2189249.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd330acca8e17f5ff9aca1f0f312df50.png)
您最近一年使用:0次
2019-03-27更新
|
520次组卷
|
6卷引用:【市级联考】四川省宜宾市2019届高三第二次诊断性考试数学(文)试题