设函数
.
(1)若对定义域内的任意
,都有
成立,求实数
的值;
(2)若函数
在其定义域上是单调函数,求实数
的取值范围;
(3)若
,证明对任意的正整数
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40311f5136a51ebde0d34a270a8babe5.png)
(1)若对定义域内的任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12b76be0cb464b2a141d76963e5295a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b86304c3e26200299a0480641525a283.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfb0e77cbfda68ec015188a0d1d6d8eb.png)
13-14高三上·辽宁丹东·期末 查看更多[4]
(已下线)2013届辽宁省丹东市宽甸二中高三上学期期末考试数学试卷2016届山东省实验中学高三第一次模拟理科数学试卷湖北省部分重点中学2018届高三7月联考数学(理)试题【全国百强校】甘肃省兰州市第一中学2018-2019学年高二下学期期中考试数学(理)试题
更新时间:2016-12-04 07:43:20
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解答题-问答题
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名校
【推荐1】已知函数
,
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(2)若函数
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(3)设
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.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba37eb8245f9ee71ab86cdf1df54354d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2725a89d93c791f7a0098f4964587905.png)
(1)若
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
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(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ac7dfded4fcd63c138b6c3ca3049af8.png)
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(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0c4c098615c6bc7e6dcf72e5b5201a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cc5ef05f00c7af858b7947de055d342.png)
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【推荐2】已知函数
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【推荐3】已知函数
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(1)若
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(2)若
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73f0a7f52eb82472cce50381cbed1c16.png)
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(1)求
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(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0782afef8772acb852c36a0befa92f4.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3951a7bf1d9ca025aeef96c5c60411bd.png)
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解答题-证明题
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【推荐2】已知函数
,
.
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adf06fda29919d61c31119ab933220f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c36b234ba460321e811de1729eadd4b6.png)
(1)讨论函数
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(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcb620907161a861ac0342bd5df6b781.png)
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解题方法
【推荐1】已知函数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07b26f55c7c29644dfe0277d3e2adf10.png)
(1)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/231896d2386c924306fce5ccf9f9e8a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
(2)若对任意
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b28718c704f13e5a0fd353166affaf9.png)
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解题方法
【推荐2】已知
(
,
且
).
(1)当
时,求
在
处的切线方程;
(2)当
时,求证:
在
上单调递增;
(3)设
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,有不等式
恒成立,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c7a375f62073fdead87976eecefa646.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0ffecb03c47be920254c4ccffa5b222.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1422e1561be02d6571ef98b424f05f0d.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7db8f867196410e2828e2bbd3183b02d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9dbe00d7d3168f1963e3cc149edd88a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
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解答题-证明题
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解题方法
【推荐3】设
.
(1)求证:直线
与曲线
相切;
(2)设点P在曲线
上,点Q在直线
上,求
的最小值;
(3)若正实数a,b满足:对于任意
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ff6838d84b68c6f0d3b93b196d9b08d.png)
(1)求证:直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ab466aedd6e176088d8dee7bc3e3aaa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)设点P在曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e6e15daf7b14dbff32c390f4984dcfb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d44e8bc37ed03f44470762748a8f942a.png)
(3)若正实数a,b满足:对于任意
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18f0281e6bbdbe08beeccb55adf84536.png)
您最近一年使用:0次