1 . 帕德近似(Pade approximation)是法国数学家帕德(Pade)于l9世纪末提出的,其基本思想是将一个给定的函数表示成两个多项式之比的形式,具体是:给定两个正整数m,n,函数
在
处的
帕德近似为
,其中
,
,
,…,
(
为
的导数).已知函数
在
处的
阶帕德近似为
.
(1)求实数a,b的值;
(2)证明:当
时,
;并比较
与
的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db527571cfd256c515424c6f9d114284.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b73a1e9e6afa355710753d576ea991a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8cd76f42911e8c8e57ce761b4541137.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c52140f46c02b2bde412f89d0977bbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c85cd03aea30c3ee0093afad048b75c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b63504a4bf0d4861de7909bbc2e4878.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bd370c3b127fbdb77b6e5c40318328d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2db1e56c92e2ebdc5d2cae336a01b63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e96546b3259afe4add331673fb835c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d307aa65d930bc8e51835eb147de513.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96d128f7851b7771f95bffbdbf3ced02.png)
(1)求实数a,b的值;
(2)证明:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c67d0af421900f7a55f52dd805064f6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4548db97a06a6f27db6af1dd9b063645.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/786a32019158f0d2ec126cf189ccf572.png)
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2 . 已知函数
,其中
且
.
(1)求
的值,判断
的奇偶性并证明;
(2)函数
有零点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af1ee79efe2e33eacd7eb80c82263e84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f4c78214e43a8b93f2a57072033cbcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4266704cf6a09ed98228ee26d91f402c.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b77d8fd3ed34166e990b3d79b03b57e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
3 . 若函数
的定义域为R,且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2aae4b2e40ca578ac5dbb8f07693dfff.png)
(1)求
的值,并证明函数
是偶函数;
(2)判断函数
是否为周期函数并说明理由,求出
的值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2aae4b2e40ca578ac5dbb8f07693dfff.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e38fffbc7ab9882480f4faa72390e23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baeef9267fa2d3de28e70839dc3db48e.png)
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4 . 已知函数
的定义域为
,且满足对任意
,
,都有
.
(1)求
,
的值;
(2)判断函数
的奇偶性并证明你的结论;
(3)当
时,
,解不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d09dcbc6f4e0317fabb545af7d7c7fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41ad3c82177b7c734e7acb86377bb05e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4e9892a2fe8112fc636104312092cc9.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ce6155e181e21ce56ea658b70f8af17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a32822a106d217ffdec43557a236f786.png)
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca542e78b7d77d008c9c4752afa91a55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3487088dba055acd3afed7dff0bb341b.png)
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解题方法
5 . 已知函数
.
(1)求函数
的单调区间;
(2)若对任意
,存在正实数
,
,使得
恒成立,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/689ab1bbe61bd780027d808126c04a6a.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c87a9ef1f87936695fb681df932efd10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bafb9357b9a75d70f568a01f14d64aaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40610bc23e23caeadbf3420a7c2d790.png)
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2023-01-13更新
|
394次组卷
|
2卷引用:贵州省贵阳市第一中学2023届高三上学期12月月考数学(理)试题
名校
解题方法
6 . 已知函数
(
且
)是偶函数.
(1)求
的值;
(2)判断函数
在
的单调性,并用定义证明;
(3)若
,且
对
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d80b2456cf98b0f63f4be3d362012ce2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9900a012717537a9335e81330b709541.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe86cace140f2c3588ab115837bbfc9e.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d503788b69d00e8f044c7cec71ebcf9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48350c9f896c18a64f27867ca81c9be2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2022-12-08更新
|
617次组卷
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5卷引用:贵州省毕节市金沙县2022-2023学年高一上学期12月月考数学试题
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解题方法
7 . 函数
是定义在
上的奇函数,且
.
(1)确定
的解析式;
(2)判断
在
上的单调性,并证明你的结论;
(3)解关于
的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/becba42a65c8743b3a2f6371a312f257.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ddaa12c170d1145af10f6858072a762.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/223ea0d0d98b10017ccb6b9bbcc218b0.png)
(1)确定
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ddaa12c170d1145af10f6858072a762.png)
(3)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08075b3b73dd2609baad69a496fdd9a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2667b3ec1e0f3e3a45e2203480f068ec.png)
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2022-10-23更新
|
1903次组卷
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6卷引用:贵州省贵阳市“三新”改革联盟校2022-2023学年高一上学期联考试题(二)数学试题
贵州省贵阳市“三新”改革联盟校2022-2023学年高一上学期联考试题(二)数学试题北京市第五十七中学2022-2023学年高一上学期期中考试数学试题山东省淄博市淄博第一中学2022-2023学年高一上学期期中数学试题第5章 函数概念与性质 单元综合测试卷-2022-2023学年高一数学新教材同步配套教学讲义(苏教版2019必修第一册)(已下线)专题07 函数恒成立等综合大题归类(已下线)专题10 期末预测基础卷-期末复习重难培优与单元检测(人教A版2019)
名校
8 . 已知函数
.
(1)求
的解析式,并证明
为R上的增函数;
(2)当
时,
且
的图象关于点
对称.若![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86363d44047e7a13439be95c5ada424f.png)
,对![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77b67e5c7a36a175b2af73c6cb4d1299.png)
,使得
成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a86cefc2985d88b61b7bae760e83af76.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8d3f2fce683d1874c428ce8fb5e1a18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db8a4ff50485bfcdb95f887b17a0d157.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/355f79dcbb501ff9a8d8c1f8a3881572.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86363d44047e7a13439be95c5ada424f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a168bce0fa038163984ad5c48549268d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77b67e5c7a36a175b2af73c6cb4d1299.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef519a03bd4a93ce4ee046cdce14fbba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e63bbadc6250f7139836ede33205550.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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9 . 对于函数
,若
,则称
为
的“不动点”,若
,则称
为
的“稳定点”,函数
的“不动点”和“稳定点”的集合分别记为
和
,即
,
,那么,
(1)求函数
的“不动点”和“稳定点”;
(2)求证:
;
(3)若
,且
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66f66a2b3d90f0d935d6c8ebaf675349.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50eeb6825be5713c9d20584b74ebbd31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.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/0b164ca7a43db8ed2958a9a9b5a21369.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7abc439157cfc393ae61ef2eb94de1d2.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f236af85e7313b33d2dcfbb98be4b314.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cfbcb3096b081cbf61de09879dc42ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79d02e5de0c92487382f4b98376e9740.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2020-11-22更新
|
930次组卷
|
4卷引用:贵州省遵义航天高级中学2021-2022学年高一上学期第三次月考数学试题
贵州省遵义航天高级中学2021-2022学年高一上学期第三次月考数学试题江苏省无锡市江阴高级中学2020-2021学年高一上学期10月学情检测数学试题(已下线)第01讲 函数的概念-【帮课堂】2021-2022学年高一数学同步精品讲义(人教A版2019必修第一册)(已下线)专题06 函数的概念及其表示压轴题-【常考压轴题】
解题方法
10 . 已知函数
,设
的最小值为m.
(1)求m的值;
(2)若正实数a,b,c满足
,证明
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7032718ca9d04eaca761cb5e1e70a8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(1)求m的值;
(2)若正实数a,b,c满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60c321b3d7476442ac8aabc81a553a72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b932e2cc7a2cd8a1abd98a9612c86fe3.png)
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