名校
解题方法
1 . 已知函数
和
.
(1)若
,关于
的不等式
的解集是
.求实数
,
的值;
(2)若
,
,
,解关于
的不等式
;
(3)若
,
,
,对
,总
,使得
,求实数
的取值范围、(注:
表示的是函数
中
对应的函数值,
表示的是
中
对应的函数值.)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38e4c6b0d5d741ba353f3152bc5c4505.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c40a11d16dda3cd4b4d1bc0fdb48520c.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a01404c66529894678a66d3feb0af9c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5f28031b036e4a37be931d5ff28368.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac55d420e554e9a8352c1523a3e0043e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a01404c66529894678a66d3feb0af9c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03837b3769eda7f0d3804cc5ad4a6d60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce3a34d6f60032718820c3da2b07786b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5f28031b036e4a37be931d5ff28368.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5220c9a5175faa6c1f1477279d8faefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d9ddc1050ff5be4bcefc374f7eb23e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df24cad18bc045b24eac02239ae2e78f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0574468ad50a4dec52e8ba4f540121e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5986bb02575c5371ab8e29f2f1ea5669.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa5f4ebb263923f14d35e7b6df1f1031.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38e4c6b0d5d741ba353f3152bc5c4505.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d06ac9c9c906b995c40f1c8696550148.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c40a11d16dda3cd4b4d1bc0fdb48520c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
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2021-10-20更新
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