解题方法
1 . 已知函数
.
(1)若
的解集是
或
,求实数
的值;
(2)当
时,若
时函数
有解,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8721d2ca55d4a704b312cd40624119a.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/061813f1ec633c5c4c393c4de7938322.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80a0be7c685173bb048e36cf8bdae7ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a884b4f8abcd59336c71e5429fa75fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47b6fd5a1dbb65cbe9bfe602c914a24f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8910764b918689baba18b420099c670.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/792f2125962ebf3b51646247f42a5425.png)
您最近一年使用:0次
名校
2 . 若关于
的不等式
的解集为
,则
的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d55493c217a42c4171af1236c9607740.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89b8cde79b3939637ea0cd6ca4b25490.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d7ed3b92121a40cc00de1a7b281a9ae.png)
您最近一年使用:0次
2024-01-03更新
|
1413次组卷
|
4卷引用:江苏省徐州市睢宁高级中学2023-2024学年高一上学期12月月考数学试题
解题方法
3 . 已知函数
.
(1)若
,求不等式
的解集;
(2)若对
,关于
的不等式
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0aa958bf8099be6d4a4df71e2f6757e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f2f2d7c81cb44416bcdf59419637682.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
(2)若对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a933eddb3696edb5dc547b7d047bb923.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
名校
解题方法
4 . 设
,
(1)若
的解集为
,求实数
的取值范围;
(2)解关于
的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8162ad27aa5287501afe6b0510be0066.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49bf7201f3ec9a03409cc931aa217e6d.png)
您最近一年使用:0次
2023-12-28更新
|
532次组卷
|
2卷引用:四川省绵阳南山中学实验学校2023-2024学年高一上学期12月月考数学试题
名校
解题方法
5 . 已知函数
.
(1)当
时,求不等式
的解集;
(2)若
的定义域为
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89172a3c99b801b2d7be0d14de2e532c.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5922683978fe4fca16c648d9c7cccb75.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2628e2dd7a988cc80530e739c22b2280.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
6 . 已知关于x的不等式
的解集为
.
(1)求实数a,b的值;
(2)若关于x的不等式
的解集为
,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d72a9994736aae708dfcee1bc7323299.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a91daeb6bd2cea0edb5f556f4d5cd3a6.png)
(1)求实数a,b的值;
(2)若关于x的不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2cb89327abb9524749eaaa333da1326.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a837165ca03f9e4ea8964979c95e3bb.png)
您最近一年使用:0次
名校
解题方法
7 . 函数
的定义域为
,函数
.
(1)若
时,
的解集为
,求
;
(2)若
时,集合
且
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5845cbecc8294aa6eddc0fe24ee10ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8acdcdf2f42bd735b9f1485644c8bfb.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdbf6506e9de40da0f3c51b81b35a901.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fa38ca27c6c0c40d5e36b2ae4fb7ba7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e34f42b3be15518c29e3689c9fe6d6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/237a84d666a88bdad9c99107cddbcbe1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b403520358cdf538fbacff48b55ef7ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
解题方法
8 . 已知关于
的不等式
的解集为
或
.
(1)求
,
的值;
(2)当
,
,且满足
时,有
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be60bbc1f2cac837d9f83c20302c057d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2985f715acb0700921ee2bd7b5272a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3499f8c27c55ea12448725cd2dd618c5.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/061813f1ec633c5c4c393c4de7938322.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/953521e0c0ec1c417d7ca2197d8c601e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0e289156e5bc03f3a31dd6c6e85a065.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
名校
9 . 已知二次函数
的解集为
.
(1)若
,求
的值;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75aa982d81e9421030c5ab5d8f4a9bb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05599617be567df05fe0c1d45b0d9845.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5095a28bb1b91bf6bed9e2cfbd76bb18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a446d90a8b1bebe67252b21c12c92c2.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7eebe4341621d4532a17b1324e016b36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
名校
解题方法
10 . 已知函数
.
(1)当
时,求不等式
的解集;
(2)若
的定义域为
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/974f9b9641d9605e1f74a5aaf22eba45.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31d8df12f23c4ddc3e9f18c3f2b8b679.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次