名校
1 . 已知函数
.
(1)求
的单调区间;
(2)若
在区间
上的最大值为20,求它在该区间上的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/288b9f463d18cf78064c72672725bc04.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ead3fdcb8fe8f5eb3dbe7d96cabc28b.png)
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2023-05-05更新
|
743次组卷
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4卷引用:浙江省钱塘联盟2022-2023学年高二下学期期中联考数学试题
名校
2 . 已知函数
.
(1)若
时,求
的单调区间和极值;
(2)求
在
上的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/600e66be0c7fe48fe531072ffeb78969.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/200f24e682c93e02a87f3f9d57dc5d40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6c1756b564bf1d998d8179637011c88.png)
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2023-05-05更新
|
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3卷引用:浙江省钱塘联盟2022-2023学年高二下学期期中联考数学试题
名校
解题方法
3 . 已知函数
在
处取得极值7.
(1)求
的值;
(2)求函数的单调性及极值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/002e8db41b1dd97d42eed881ffa65093.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef00713e73b8357cc7900144f5505bc6.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
(2)求函数的单调性及极值.
您最近一年使用:0次
名校
4 . 已知函数
,
.
(1)求函数
的导函数在
上的单调性;
(2)证明:
,有
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d97742d82d0135a449d8714f9ab5260c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eed6e47b9ca46b55fd07cba7af3d62ec.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89eea593c79973e97f6f3cdf621cdfc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/737c547ec827a640284b13e199d949f3.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02dd24e79072cb742ee54ccd0c7773f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/207ece9b3f3d83181e91b16c67be3526.png)
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2023-05-04更新
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2卷引用:四川省成都市蓉城名校联盟2022-2023学年高二下学期期中联考理科数学试题
5 . 已知函数
.
(1)当
时,求
的单调区间;
(2)证明:
不可能是
的极值点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf3f98345af6424264765c3b87c5da4d.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
名校
6 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93848931db33eeb42d3522f4d7260072.png)
(1)判断函数
的零点个数;
(2)证明:当
时,证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93848931db33eeb42d3522f4d7260072.png)
(1)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)证明:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cff7a7deafe061d63e324c12867f958.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/198eee97c7d4c6c56e8b163d4acc656d.png)
您最近一年使用:0次
名校
7 . 已知函数
,函数
.
(1)求函数
的单调区间;
(2)记
,对任意的
,
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0b6b6962346d9be9cde65475b9e39cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cb688e2038b306ff41960dee1d4b0f3.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(2)记
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7710b7214cb80098cac7f3da7d636f86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c04bd9759565e4cd93839a2ce2b31b51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2023-05-03更新
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3卷引用:江西省重点中学盟校2023届高三第二次联考数学(文)试题
8 . 已知函数
.
(1)当
时,求函数
的单调区间;
(2)若
有经过原点的切线,求
的取值范围及切线的条数,并说明理由;
(3)设函数
的两个极值点分别为
,且满足
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e40e2da193f5ae64e2eaeda37f20ee9b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68072473a5106f93e3026d992859f7a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17d47858f860936db1d93f4ac78b7479.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
9 . 已知函数
,求函数
的单调区间及最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/592e54c367fdd4390d6e62d7ce81306b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
解题方法
10 . 已知函数
.
(1)若
,求
的极值;
(2)若
,
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45b5956067ce511b7a71618f3c611d0e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a12a85167cc840822e97eefe35a553.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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2023-05-02更新
|
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4卷引用:江西省智慧上进联盟2022-2023学年高二下学期期中调测试数学试题