1 . 已知函数
的图像在点
处的切线方程
,若函数
满足
(其中
为函数
的定义域),当
时,
恒成立,则称
为函数
的“转折点”.已知函数
在
上存在一个“转折点”,则
的取值范围为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea9470db56f4397747215dcb7a48bd6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e08daecc837cec158be1e170ed3139ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56dd0d17ff2444639cb05bebb34610c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e105760638b22b26ff8bec4354255e4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b84df143e906b4737102fec72ba94ce4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d725b1ae56e7f998044d52aabb309ff2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e78ecd96998bdc0afed2f344148ea04e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96896de9e4c7f4ceb8308d7f617a7ba9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2016-12-04更新
|
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3卷引用:新疆乌鲁木齐市第六十一中学2024届高三上学期12月月考数学试题
名校
2 . 已知函数
,
.
(1)求
的单调增区间和最小值;
(2)若函数
与函数
在交点处存在公共切线,求实数
的值;
(3)若
时,函数
的图象恰好位于两条平行直线![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d71187e41a7278c6f1893852944bb782.png)
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d4b99f920ce922c4709077a6662446.png)
之间,当
与
间的距离最小时,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c7ed99a74e126a05cb520f19c094020.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81552e4de2b628b15aad78238cc5e5a1.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eebdb72a93f991d9c1d63d1a9c54d864.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d71187e41a7278c6f1893852944bb782.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac02a054bd0771a56987af33454baaea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56d4b99f920ce922c4709077a6662446.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15b256345d7109e081b7c895591e995d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2016-12-03更新
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2卷引用:新疆维吾尔自治区乌鲁木齐市第十二中学2024届高三上学期11月月考数学试题
3 . 设函数
的最大值为
,最小值为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2d06ad126eef8c33fdcd8a55107fe7d.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be6b0b22d0fdce6a1e1b653283307dc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2d06ad126eef8c33fdcd8a55107fe7d.png)
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3卷引用:新疆兵团第三师图木舒克市鸿德实验学校2022-2023学年高二下学期期中考试数学试题
2018高二上·全国·专题练习
4 . 直线
分别与直线
,曲线
交于
,
两点,且直线
与
轴的交点为
,则当
取最小值时,
的面积为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54b53b86bd516400d6fa7dabb3603f31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1d7df623642896d720d6956ed1f0ff6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab0d421d13dad410b25622ccf23c46c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1d7df623642896d720d6956ed1f0ff6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2205cffebf8c4d5f81d15ed7b85c8936.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2012·陕西·三模
解题方法
5 . 已知函数
.
(1)若
,求以
为切点的曲线的切线方程;
(2)若函数
恒成立,确定实数
的取值范围;
(3)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cf26d6efab7cc6cddd095453bb1b93e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8e69866076dcff686a05e9e91e61e68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c18a8b71a8ab3e115a2813eb72364c4f.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6acb0f1ac694dd177e99fc385f23318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59201dc7b471e8988d72125128063ec4.png)
您最近一年使用:0次
2016-12-01更新
|
826次组卷
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3卷引用:新疆维吾尔自治区乌鲁木齐市第四十中学2023届高三下学期4月月考理科数学试题
新疆维吾尔自治区乌鲁木齐市第四十中学2023届高三下学期4月月考理科数学试题(已下线)2012届陕西省交大附中高三第三次诊断理科数学试卷甘肃白银市第二中学2022-2023学年高三上学期一月月考理科数学试题
名校
解题方法
6 . 若函数
在
上的最大值为
,则实数
的值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e977e29ef79ea23cb4a97d4d0f71527.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/499a8449e8bb253065463c23f3ff5860.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c0874f019492261eb175bdcc08c189d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.4 | B.3 | C.2 | D.1 |
您最近一年使用:0次
2016-12-04更新
|
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5卷引用:新疆乌鲁木齐市第101中学2022-2023学年高三下学期3月月考数学试题(文科)
7 . 已知函数
,
,其图象上任意一点
处的切线的斜率
恒成立,则实数
的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31b4bf28a8821e3b58f01ebc5ed3495a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b2428921c82d2ace53ade031fa21fea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf0d139c9810361b4971904a943856b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96fbbb9c4b0f7937c003ef2c218c02a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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|
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2卷引用:新疆维吾尔自治区塔城地区2022-2023学年高二下学期期中数学试题
名校
8 . 设函数
,把
的图象按向量
平移后,图象恰为函数
的图象,则
的值可以是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cdc1ef0ac6daa057fce892747346989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b67c623950b5795d5fb4daeb8102a8df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d31f9ce464f2ce3b24833b70595941c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2017-10-10更新
|
198次组卷
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2卷引用:新疆喀什地区英吉沙县2024届高三上学期期中考试数学试题