名校
解题方法
1 . 已知函数
的定义域是
.
(1)当
时,求函数
的值域;
(2)若
,都有
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/858681a1b579b3b09227ffcb606391f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac9c64ba837387d640de4b8e2191b1b5.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c18946c8631ebbbf47a0fc02f4ba7b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6acb0f1ac694dd177e99fc385f23318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2023-12-20更新
|
442次组卷
|
2卷引用:江西省宜春市清江中学2023-2024学年高一上学期期中数学试题
名校
解题方法
2 . 设全集为
,集合
或
,
.
(1)求
,
;
(2)已知
,若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ef921930c63a94d4febfb21c21d9778.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45cf5ab959efb5b142e21ccfb3182964.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/299e92ea29fe6ef596fa11baa07dd59d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfb17a2a90cd479b604258d1258e9636.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08f870cc904c2bb339df1e9927db8ef0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e544b1304a6bbc87283cf741f134cebe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2023-12-20更新
|
227次组卷
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2卷引用:江西省宜春市丰城拖船中学2023-2024学年高一上学期期中数学试题
解题方法
3 . 已知集合
,
或
.
(1)当
,求
;
(2)“
”是“
”的充分不必要条件,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/325e52ce11c3a8dd257dad9d97e5d0e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b00e00aeafa5bccd8883fdb9b96355a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074a2025262fb224ccab1efd1c8c992b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9dccb0f3cdcca85ed41ca903d5b9d0d.png)
您最近一年使用:0次
名校
解题方法
4 . 已知函数
.
(1)若
在区间
单调递减,求实数k的取值范围;
(2)若方程
在
上有两个不相等的实根,求k的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2562356523a667f6b43c325b02c67809.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb0e705301752424a492f6277ed7774e.png)
(2)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36c48ec8546d63578dd77afb156a221b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97e1b4a9ba703bb43187aafbcb697d24.png)
您最近一年使用:0次
名校
5 . 计算下列各式:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25a515a9b144e217e71a3b288fb505bf.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e97c8e6d650fb288811f0284bdc3ef0.png)
您最近一年使用:0次
2023-12-20更新
|
295次组卷
|
3卷引用:江西省宜春市高安市灰埠中学2023-2024学年高一上学期期中数学试题
江西省宜春市高安市灰埠中学2023-2024学年高一上学期期中数学试题海南省乐东县华东师范大学第二附属中学乐东黄流中学2023-2024学年高一上学期11月期中数学试题(已下线)4.1.1 n次方根与分数指数幂+4.1.2无理数指数幂及其运算性质【第一练】
解题方法
6 . 已知
.
(1)若
,求
的值.
(2)若
,且
、
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb8cea1a019225baa966bf16c10e0719.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee57c3926fb6270949209069db695e67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07560f8981f8a6fb2c7ce36f0df1b5af.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79fe35315a44a998f6969a475453e0cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/481e744af0f65e797a35d976c20f2dac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1db796b223b35e52aa7b4114da8072f5.png)
您最近一年使用:0次
7 . 已知定义在
上的奇函数
,当
时,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/18/cd4440be-04d3-40a2-9c19-ebfe7b00c052.png?resizew=242)
(1)求函数
在
上的解析式;
(2)在坐标系中作出函数
的图象;
(3)若关于
的方程
恰好有三个不同的解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca0b5d5192ac1e8ed68841d605e4c47d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/18/cd4440be-04d3-40a2-9c19-ebfe7b00c052.png?resizew=242)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
(2)在坐标系中作出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(3)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0da3023b0765cfb1b268e29e1d01de0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2023-12-20更新
|
149次组卷
|
2卷引用:江西省宜春市丰城市东煌学校2024届高三上学期期末数学试题
名校
解题方法
8 . 已知
的内角
的对边分别为
,且
,
(1)求
的大小;
(2)若
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3df7bcfe4951cd4a0f25df1f5e903701.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44678bef029fe8d2c82ae158d5e9141a.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b38bcf659f828e0cfe9b27c891ac834.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
2023-12-19更新
|
5170次组卷
|
6卷引用:江西省宜春市丰城市东煌学校2023-2024学年高一下学期6月月考数学试题
9 . 利用基本不等式求下列式子的最值:
(1)若
,求
的最小值,并求此时x的值;
(2)已知x,y>0,且x+4y=1,求xy的最大值;
(3)若
,求
的最大值.
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9929b4a95df4cb001be158a1600ae5e4.png)
(2)已知x,y>0,且x+4y=1,求xy的最大值;
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fecaefda8567646f10d76668293d845.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39573e26329047fc9bfed680e7328512.png)
您最近一年使用:0次
解题方法
10 . (1)比较
和
的大小;
(2)已知
,
,求
和
的取值范围;
(3)已知
在
上恒成立.求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d72c65aaf86dc6b4f8f80d9f3794d62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7491422e66d355cbfe7d1c299a0ab73d.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d712e5dc451ae02ef4442ba59fb25a3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3547119aa7f2c5d4fd1573d84724d88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cf99adccc80f28343fedd8d0aad7429.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4e7bf9200b351a259ddfc6c0266129d.png)
(3)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9891729c6c6441611f4d2fcda5e41ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
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