四川省资阳市天立学校2024-2025学年高二下学期数学期中复习卷一

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资阳天立高二下数学期中复习卷一

一、单选题

1.数列eqId83cf38189d5cbf627d2b82ac0eb76006中,eqId52c4e9e92b3cad18b4b6ecf67979cae5,eqIdddfb7230d3c8e16942198129d21d9b41,则eqIdce88126c3cbc88e03d38f56b7da315b6的值为(   )

A.eqId602baac86c2b1668ecdfadc8a5948885 B.eqId7294f5ae2a24ff42e84cd9773b2a7287 C.5 D.eqIdd59ab85c075a09d55d69e159e4abb268

2.斐波那契数列1,1,2,3,5,8,……,按此规律,则第9项为(   )

A.13 B.21 C.34 D.55

3.已知数列eqId76aef4cdcb5af742ce28003b7b6c8c20满足eqId6e913e9d6b897c347bfffb77ca733ab9,设eqId76aef4cdcb5af742ce28003b7b6c8c20的前eqIdb6a24198bd04c29321ae5dc5a28fe421项和为eqId08eb71ecf8d733b6932f4680874dbbf3,则eqId79961f23daf67ddd2d60b8236ade5473(    )

A.1 B.0 C.eqIdacbc6a613224461ade69362d46550474 D.2025

4.已知数列eqId83cf38189d5cbf627d2b82ac0eb76006满足eqId71cd70d6d01e674628d8a911c53cd9be,且eqIdbd4369777155f006175e7566dd518322,则eqId46d285763e59e8bbe019025c9a75561b的值为(    )

A.eqId01317332a203c898536b1d0459f51d23 B.eqId81fb134b2b48acc99213fff6ccfee65f C.3 D.10

5.已知eqId4fe7d5809da02c15a43a0e9a898b9086是可导的函数,且eqId2f8b8afc7a258f48c267e52788b642bb对于eqId1aedc1c8a16e306bcd6e5154f9ed6dfc恒成立,则(    )

A.eqIdd4df503cc4f87f350555071e10f3ec2e B.eqId8d392b0cec8de116774b804cf4ae9522

C.eqId51ef1eb22521f445f0db85f42b08b93b D.eqId51ef1eb22521f445f0db85f42b08b93b

6.已知eqId795eaf99188ac65341a0e70b528163c2对eqIdaced555d6dd8b942a01cdb77a9a67905恒成立,则实数eqId0a6936d370d6a238a608ca56f87198de的取值范围是(    )

A.eqId527147e1b78e545e476342ca3a2812be B.eqId67c7210929764fccd91cda77388f291d C.eqId645daf41f3eff9e7e5daacc28bb24944 D.eqId20bf71811553c3709b4af8932034c831

7..若对任意的正实数eqIdc814128ea2139e33db94ea590e7c2223,eqIdd1a7dc991a8a3c7c89892ad93d6f7cf5,当eqId26d8dafc71b106f39f4e15442220897b时, eqId260426f3139ea64b2d3eb09611ac7008恒成立,则eqId294f5ba74cdf695fc9a8a8e52f421328的取值范围(    )

A.eqId4f1594abc2bc415dbc0b06799bb7c06e B.eqId95b1403e901cd0cdb7a27c621bc2de62 C.eqIde53282609415807ffb2d374b888ce6b4 D.eqId3d06f65e75ba0e754c75b3afa1f79bd8

8.若不等式eqId44231b1a7af5c1b56481337e7c740ca8对任意正实数x恒成立,则a的取值范围为(   )

A.eqId3e10140ab3cdc13d710a65b2287c892b B.eqId2a2a5e336b6bcba6354fd366c892dd06 C.eqId7160d93f92089ef36f3dab809d3114b8 D.eqIde5d6243e93c41978871cb23d8e66148d

二、多选题

9.已知数列eqId83cf38189d5cbf627d2b82ac0eb76006的前eqIdb6a24198bd04c29321ae5dc5a28fe421项和为eqId7938cc84411d6a2e684c3127cdfdbd62,则下列说法正确的是(    )

A.eqIde12480954abad3ab39304f531feb1164

B.eqIdcc764fcd82b7aec7767572a09fa27439

C.使eqId49763402b2f2023f0ba64c37924267d3的最小正整数eqIdb6a24198bd04c29321ae5dc5a28fe421为12page number 0

 

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D.eqIdf70a4bb28e0e355663bdd5b7f4a1f7b7的最小值为eqId81fb134b2b48acc99213fff6ccfee65f

10.下列命题正确的有(    )

A.若数列eqId76aef4cdcb5af742ce28003b7b6c8c20为等比数列,eqId08eb71ecf8d733b6932f4680874dbbf3为其前eqIdb6a24198bd04c29321ae5dc5a28fe421项和,则eqIdf49377cb9e3d5645b9735ce44332eb92成等比数列;

B.若数列eqId76aef4cdcb5af742ce28003b7b6c8c20为等差数列,则eqId00e21d35be35bc42c28c7f4a3250ec9e为等比数列;

C.数列eqId76aef4cdcb5af742ce28003b7b6c8c20满足:eqId30d511f7b538c3aa952044fe8f141479,则eqIde12059d1dac926a235ccd40c3b61b1b6

D.已知eqIdf1ae9a3b0b7aeb1545b65d91aa371b3c为数列eqId76aef4cdcb5af742ce28003b7b6c8c20的前eqIdb6a24198bd04c29321ae5dc5a28fe421项积,若eqId17287d756a0fcd11a03dbd40dd74ff1f,则数列eqId4a8a4d244655d284fc0cf9f092aaf2e7的前eqIdb6a24198bd04c29321ae5dc5a28fe421项和eqId57c599e7cec6d192fb73218e7882ceca

11.已知函数eqIdd62356109c5c312fa20549dc48afe413,下列结论中正确的有(    )

A.eqId9b384412acba251d87902ab928902f16是eqId09f86f37ec8e15846bd731ab4fcdbacd的极小值点 B.eqId09f86f37ec8e15846bd731ab4fcdbacd有三个零点

C.eqId09f86f37ec8e15846bd731ab4fcdbacd的极小值是eqId91498d22fa9e1bae4ee8399259d9cfd3 D.函数eqIdc2c3dd8fa2dc8c0c7e255bfb054ad34c为奇函数

三、填空题

12.已知数列eqId83cf38189d5cbf627d2b82ac0eb76006的前eqIdb6a24198bd04c29321ae5dc5a28fe421项和为eqId08eb71ecf8d733b6932f4680874dbbf3,且满足eqIdd5bdc2b9c5d3dddb074e5a79e153f661,则eqIde3f7fda69e2b32b9ced2239f915fa59b                  .

13.已知数列eqIddb9f924bb7c06f2d50e778f9784764af是等差数列,其前eqIda425978da20cebf8c4c63953579e7b35项和分别为eqId48f2a78439e80e255b4e77a5393943ca,且eqIdc0212b9966e20c525c8cea157c86fcfc则eqId5647e156738cc3f603bf1213abbcd99a           

14.已知函数eqIdf71ae8ff6d64210191b3a6e679478c66(eqId94440d3e4c073f94f2b266ff99d50e74且eqIdc400a615a16a1662de98dfb4e49d58d3),曲线eqId942c2141d01bde6b48210c56a17fc75e在eqId9b384412acba251d87902ab928902f16处的切线与直线eqId943fecc8fa33ccc1dca0b0cb9e908224垂直,则eqId380bbacf854e30e2e747fc286d2b9997               .

四、解答题

15.已知函数eqIdcfd4959fb9394da2a7bbf092724a67f0.

(1)求eqId09f86f37ec8e15846bd731ab4fcdbacd的单调区间和极值;

(2)求eqId09f86f37ec8e15846bd731ab4fcdbacd在区间eqId28b8ba693e09a6e6722bf8e04ef3c440上的最值.

 

 

16.已知eqId08eb71ecf8d733b6932f4680874dbbf3为数列eqId83cf38189d5cbf627d2b82ac0eb76006的前n项和,eqId66cec75ddab6e99eba4c7f5ad56f24db,eqIdb065334d8f60c49f4bd3d9f1373fe4cd.

(1)求eqId83cf38189d5cbf627d2b82ac0eb76006的通项公式;

(2)设数列eqId41cf1da18d91f7c98086553d157d1a87的前n项的和为eqIdf1ae9a3b0b7aeb1545b65d91aa371b3c,eqId5ff11bb9d064693dae7fd5619fbddc57,eqIdbaaa1e66474555d38a8359953632d8c7,求正整数eqIddf64046e91b047037f19e4032e3b6de3的最小值.page number 1

 

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17.已知数列eqId83cf38189d5cbf627d2b82ac0eb76006的前eqIdb6a24198bd04c29321ae5dc5a28fe421项和为eqId08eb71ecf8d733b6932f4680874dbbf3,eqIdee2a76a46815a5ad85bb699586bc5839.

(1)求数列eqId83cf38189d5cbf627d2b82ac0eb76006的通项公式;

(2)令eqId66ba5eb80dea4584cedb091d57a16dd5,求数列eqId034ba25825c13725931c483aa47c9363的前eqIdb6a24198bd04c29321ae5dc5a28fe421项和eqIdf1ae9a3b0b7aeb1545b65d91aa371b3c.

 

 

 

18.已知函数eqId6b9c23e0afbe188d99ca53288edb9ad8

(1)讨论eqId09f86f37ec8e15846bd731ab4fcdbacd的单调性;

(2)若函数eqIdcf7221d6342dbde71d7408e0e0b63af9恰有两个极值点eqIdc814128ea2139e33db94ea590e7c2223、eqIdaec19b68e3add9d5bfcc6269a1855b87.

①求eqId0a6936d370d6a238a608ca56f87198de的取值范围;

②证明:eqId2fbeada59d5e27d2e111065e2d74d20f

 

 

19.已知eqId94440d3e4c073f94f2b266ff99d50e74且eqIdc400a615a16a1662de98dfb4e49d58d3,函数eqIde969fb245c0f88ed96b7e158bc0ee2f8.

(1)当eqId8e258ab9e600435b37465092243d99f6时,求eqId09f86f37ec8e15846bd731ab4fcdbacd的单调区间;

(2)若曲线eqId942c2141d01bde6b48210c56a17fc75e与直线eqIdc50866229ec5a3640fb250f9bd2192b3有且仅有两个交点,求a的取值范围.page number 2

 

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