已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c7ed99a74e126a05cb520f19c094020.png)
(1)求曲线
在点
处的切线方程;
(2)求
的单调区间;
(3)若方程
在
上有两个相异实根,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c7ed99a74e126a05cb520f19c094020.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f377cc9bdd12bfb4f77b633b7cf19e38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f909328384f9c52134243753d9c954ef.png)
更新时间:2022-07-05 19:13:35
|
相似题推荐
解答题-问答题
|
较难
(0.4)
名校
【推荐1】已知函数
(
为无理数,
)
(1)求函数
在点
处的切线方程;
(2)设实数
,求函数
在
上的最小值;
(3)若
为正整数,且
对任意
恒成立,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb3b6c56aee4bb8a8131fd960415c745.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e25da8298b6a96d627f3e8c990e55f0c.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0774e140a5ef1a14503a594db44fda1.png)
(2)设实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a176b46abef78f4ed5fb48c7676920f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4ce23fd1d866c3a711875b7c5a1c13c.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cd41f070d1f6a9419eb98656512ed66.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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较难
(0.4)
【推荐2】已知函数
.设函数
,
,过点
作函数
的图象的所有切线,令各切点的横坐标按从小到大构成数列
,求数列
的所有项之和的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7c1b565741c07e20a7eebc159baa11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0370fc8d07c6249b7f4bf6aca20a7586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/766085a9b9582ac4225efd811da72567.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ee4d106c2371c86f3fb863ee989d58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2316563595e29fd4279845ab8afc5ba2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9db87ffceab6741bf496f69449cc728d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9db87ffceab6741bf496f69449cc728d.png)
您最近一年使用:0次
解答题-问答题
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较难
(0.4)
【推荐1】已知函数
(
).
(1)若
,讨论函数
的单调性;
(2)若方程
没有实数解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5e7478799678834757601e6e629129e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d217c7b12e12e5fb67472452518859ec.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37e9222ffc26c0e6bfbf252ab5d8a520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f00a9728f28395dd763aba3104a1079.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解答题-问答题
|
较难
(0.4)
名校
【推荐2】设
,函数
,其导数为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
(1)当
时,求
的单调区间;
(2)函数
是否存在零点?说明理由;
(3)设
在
处取得最小值,求
的最大值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a00aa3c795f5ae308e6faf7494db1eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11abb76da45ffa52b47c3a6b9a03ac7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e9a97c63c71ce1a44fb9437be3f7e53.png)
您最近一年使用:0次
解答题-证明题
|
较难
(0.4)
【推荐3】设函数
,已知直线
是曲线
的一条切线.
(1)求
的值,并讨论函数
的单调性;
(2)若
,其中
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b162223eb963d4fcd51313cf42f6b181.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa6342e0a5a8942cfb1cf535ceb2c50d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/859458471c86ae39e0cc42d2d960d03e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7196c11a31c5509ff2faefea70a45b70.png)
您最近一年使用:0次
解答题-问答题
|
较难
(0.4)
【推荐1】已知
,
(1)当
时,求函数
在点
处的切线方程;
(2)当
时,求函数
的单调区间;
(3)当
时,方程
在区间
内有唯一实数解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aed99d4c101cf81761402a2e34b3fca5.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bea9227dd0104da58e0c40952cc87ed.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45771f0bf8148df998a7d4c47aae6092.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a9a3b952c78347f2dff530df17a175a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf613d5ed2a4b75ee70638f28fd9f44f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
解答题-问答题
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较难
(0.4)
【推荐2】设函数
,
.
(1)求
的极值;
(2)设函数
(
为常数),若使
≤
≤
在
上恒成立的实数
有且只有一个,求实数
和
的值;
(3)讨论方程
的解的个数,并说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ac2c26796362c4e8750ca057c7d04a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d41b07dcea1a2b2f40c5f633e43c71e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bbce07f92fba9a05840361aba1cb52f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/870ebc2f7aabb028024894568d749934.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(3)讨论方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a49b859bc8673869d6cd1abaab9e67c2.png)
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