数列专项提升卷(10大考点汇总与跟踪训练)-2026年高考数学一轮复习

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数列专项提升卷(10大考点汇总与跟踪训练)-2026年高考数学一轮复习题

10大考点汇总

考点一:数列周期性的应用

考点二:递增数列

考点三:数列的通项公式

考点四:递推数列

考点五:等差数列

考点六:等比数列

考点七:数列求和问题

考点八:数列的应用

考点九:数列不等式

考点十:数列新定义问题

跟踪训练

考点一:数列周期性的应用

一、单选题

1.已知数列eqId76aef4cdcb5af742ce28003b7b6c8c20中,eqId52c4e9e92b3cad18b4b6ecf67979cae5,eqIdcceb2c03455b66b7014b3df7282c01db,则eqId47ec90d135ea72ac884a8e1415436dcd(  )

A.5 B.eqIdd59ab85c075a09d55d69e159e4abb268 C.eqIda391005600bdd69c96750589f9adb048 D.eqId7294f5ae2a24ff42e84cd9773b2a7287

2.已知数列eqId83cf38189d5cbf627d2b82ac0eb76006满足eqId50c5cfcab9ad61381b54963ec0d65a2e,则eqId47ec90d135ea72ac884a8e1415436dcd(   )

A.eqIdf89eef3148f2d4d09379767b4af69132 B.eqId274a9dc37509f01c2606fb3086a46f4f C.eqIdf30d314a642667fef559032264647366 D.eqId5ca7d1107389675d32b56ec097464c14page number 0

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3.已知数列eqId76aef4cdcb5af742ce28003b7b6c8c20满足:eqIdd65557177543c3db0ac3c4c843842bf0,若eqIdbbf2a234b8102356b2c13a3c0b75a00e,则eqId47ec90d135ea72ac884a8e1415436dcd(   )

A.eqId7294f5ae2a24ff42e84cd9773b2a7287 B.eqIdeac97e6740365c85ad857aff85cefbe5 C.eqIdd33adb74906403b0b00fcbd9fa691d8b D.eqIdd3ffd5c35bba71ea54c28622b6cf505d

4.在数列eqId83cf38189d5cbf627d2b82ac0eb76006中,eqId777fda802d0f25e90f766afc48442bc0若eqId79ebcef1b552c3dbac4b69ec9acdf580,则eqId47ec90d135ea72ac884a8e1415436dcd (    )

A.eqId7294f5ae2a24ff42e84cd9773b2a7287 B.eqIdeac97e6740365c85ad857aff85cefbe5 C.eqIdd33adb74906403b0b00fcbd9fa691d8b D.eqIdd3ffd5c35bba71ea54c28622b6cf505d

考点二:递增数列

5.数列eqId83cf38189d5cbf627d2b82ac0eb76006的通项为eqId02f868e84a80f81c7561f661fcc8b0f3,且eqId83cf38189d5cbf627d2b82ac0eb76006为单调递增数列,则k的取值范围是(   )

A.eqId7c36c3781d5caf82f3749cd503d23ad6 B.eqId38fc21804abf318233a5186b284f717c C.eqId97e0a0dde137e24c80d0afeec024f2b6 D.eqIdda331b83b4d66da80cc3c4fdc38eabfc

6.已知等差数列eqId83cf38189d5cbf627d2b82ac0eb76006的公差为eqId5c02bc0c74292b1e8f395f90935d3174,则“eqId83cf38189d5cbf627d2b82ac0eb76006是递增数列”是“eqId5892916236834b88bbae412d97eda48a”的(    )

A.充分不必要条件 B.必要不充分条件 C.充要条件 D.既不充分又不必要条件

7.已知无穷数列eqId76aef4cdcb5af742ce28003b7b6c8c20,eqIdadc6b1b836382b8999914cd48f90d5cd,则“eqId0b68df477b3ee45ac0f725db00d465a1中元素存在最小值”是“eqId96abfe2da27a63e6affb19a0c80236d9有最大值”的(    )

A.充分不必要条件 B.必要不充分条件

C.充分必要条件 D.既不充分也不必要条件

8.若数列eqId83cf38189d5cbf627d2b82ac0eb76006的前eqIdb6a24198bd04c29321ae5dc5a28fe421项和为eqId08eb71ecf8d733b6932f4680874dbbf3,则下列命题正确的是(    )

A.若数列eqId83cf38189d5cbf627d2b82ac0eb76006是递增数列,则数列eqId846fa57d92d6ad44d6a0cafad1e71ed4也是递增数列

B.数列eqId846fa57d92d6ad44d6a0cafad1e71ed4是递增数列的充要条件是数列eqId83cf38189d5cbf627d2b82ac0eb76006的各项均为正数

C.若eqId83cf38189d5cbf627d2b82ac0eb76006是等差数列(公差eqId812be9806122241c476ba1db516c4823),则eqId04c829b686e17cba6217a6432654bac4的充要条件是eqId766e34e0a1cd6ab21e3fa263f605d6f0

D.若eqId83cf38189d5cbf627d2b82ac0eb76006是等比数列,则eqIdb278a7f0faacc66267a025ba93de412c的充要条件是eqIdbe96231df03e3efc04459958eb65bad2

考点三:数列的通项公式

9.已知数列eqId83cf38189d5cbf627d2b82ac0eb76006满足eqIdb065334d8f60c49f4bd3d9f1373fe4cd,eqId5ca7915183572467b64b5a97d0f405c4,则eqId96abfe2da27a63e6affb19a0c80236d9等于(    )page number 1

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A.eqId2c73defd61f827c854bda04f21f984aa B.eqId7a51a6b7640e551da616a5196511a77d

C.eqIde4a0bc546eab6532cb4ee3ef8f242d07 D.eqId80307f88a456371b671cb542ae505330

10.已知数列eqId83cf38189d5cbf627d2b82ac0eb76006的前eqIdb6a24198bd04c29321ae5dc5a28fe421项和为eqId08eb71ecf8d733b6932f4680874dbbf3,eqId039e4fe671d61e59b96ee525c9df43e8,且eqId711e4c210b948b6e849cdded1224ea90,则eqId79961f23daf67ddd2d60b8236ade5473(   )

A.1012 B.2024 C.eqId2673022e2f10489f9bd455cbe1f28b1f D.2025

11.已知数列eqId83cf38189d5cbf627d2b82ac0eb76006满足eqIdb065334d8f60c49f4bd3d9f1373fe4cd,eqId31a471554c0a16470f20050f4ba9aa53,则eqIdaa37e5661af68b263a3ed9030d4e9003(   )

A.eqId95d1de84f9f010b1ff9d20e4e0463466 B.eqId037292a981f4dbf945a653eab6e91ede C.eqId6f2ec306e9eb92fcb89d050b25fdb867 D.eqIdf724a61b2f5265b46551bb50b426a793

12.记数列eqId83cf38189d5cbf627d2b82ac0eb76006的前n项和为eqId08eb71ecf8d733b6932f4680874dbbf3,eqId9c9b6e51986fe5d7a7265e0e93adcb4d,若eqIdab4415cbca6812dc1a872c9be9de2857,则eqId79961f23daf67ddd2d60b8236ade5473(   )

A.eqId909e84920c6f33b3bbb97a25b42bb840 B.eqId2d042dd925871bf9563405f0e36fa92f C.eqIdc648baa6b597a1e8f4f9638af464853b D.eqIde09a4eff0064bc312ab862284477a0e5

 

考点四:递推数列

二、多选题

13.若正整数数列eqId83cf38189d5cbf627d2b82ac0eb76006满足下列条件:(1)当eqId52f2c7c9305b404f7363a376af101aa4时,有eqId431acf301f0cf1e414b532de94708474(即数列严格递增);(2)eqId20075e83fc6a0d0eb134f3820107e4ff(其中eqIdb84fc59fa7fab73218d123afe2416137表示数列的第eqId96abfe2da27a63e6affb19a0c80236d9项).记数列eqId83cf38189d5cbf627d2b82ac0eb76006的前eqIdb6a24198bd04c29321ae5dc5a28fe421项和为eqId08eb71ecf8d733b6932f4680874dbbf3.则下列判断正确的是(   )

A.eqIdb13a6e1d671215fc96e4bee3541d1096 B.eqId3e8c45e4c4ab30665338dd87a2258f23

C.eqIdd394aab110728a91b19b061c67ef88b0 D.eqId377664a9f5b9b46ed874cea9c021fb2f

14.已知数列eqId76aef4cdcb5af742ce28003b7b6c8c20满足eqId306e92d1b740208c169b4d249dbabf30,其中eqId823ab696d27d40920c39b8c910789380,则(    )

A.eqId92c4c249e39b69523441bde2f4163df8

B.eqId2d2fa8d4c212b93dcf1bd400aa95e5c3为等差数列

C.数列eqIdfe7974ab32504d5f99404b8c9606a94f的前eqIdb6a24198bd04c29321ae5dc5a28fe421项和为eqId5ff46490964d3559dbda1d03134bf96e

D.数列eqId32a668b11c7c9741aee9b88f6e2afa7f的前99项和大于eqIdbff92696e5d9cda77350d5ab75063cec

15.已知eqId08eb71ecf8d733b6932f4680874dbbf3是数列eqId83cf38189d5cbf627d2b82ac0eb76006的前n项和,eqIdb065334d8f60c49f4bd3d9f1373fe4cd,eqId4511dd5113fc100554975274bea73998,则(    ).page number 2

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