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第五章导数章末检测(一)(作业)(原卷版)-上好课高二数学同步备课系列(人教A版2019选择性必修第二册)_E015高中全科试卷_数学试题_选修2_01.同步练习_同步练习(第三套)

  • 2026-02-19 03:15:54 2026-02-16 07:42:29

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第五章导数章末检测(一)(作业)(原卷版)-上好课高二数学同步备课系列(人教A版2019选择性必修第二册)_E015高中全科试卷_数学试题_选修2_01.同步练习_同步练习(第三套)
第五章导数章末检测(一)(作业)(原卷版)-上好课高二数学同步备课系列(人教A版2019选择性必修第二册)_E015高中全科试卷_数学试题_选修2_01.同步练习_同步练习(第三套)
第五章导数章末检测(一)(作业)(原卷版)-上好课高二数学同步备课系列(人教A版2019选择性必修第二册)_E015高中全科试卷_数学试题_选修2_01.同步练习_同步练习(第三套)
第五章导数章末检测(一)(作业)(原卷版)-上好课高二数学同步备课系列(人教A版2019选择性必修第二册)_E015高中全科试卷_数学试题_选修2_01.同步练习_同步练习(第三套)

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第五章导数章末检测(一) 本试卷分第Ⅰ卷和第Ⅱ卷两部分,满分150分,考试时间120分钟. 第Ⅰ卷(选择题,共60分) 一、单项选择题(本大题共8小题,每小题5分,共40分.在每小题给出的四个选项中,只有一项是符合 题目要求的) 1.等差数列{a }中,a=2,a=7,则a=( ) n 3 5 7 A.10 B.20 C.16 D.12 2.在数列{a }中,a=,a =(-1)n·2a (n≥2),则a 等于( ) n 1 n n-1 5 A.- D. C.- D. 3.设等比数列{a }的前n项和为S ,若S ∶S=1∶2,则S ∶S=( ) n n 10 5 15 5 A.3∶4 B.2∶3 C.1∶2 D.1∶3 4.在等比数列{a }中,已知前n项和S =5n+1+a,则a的值为( ) n n A.-1 B.1 C.5 D.-5 5.已知数列{a }满足a=1,a =则254是该数列的( ) n 1 n+1 A.第8项 B.第10项 C.第12项 D.第14项 6.已知数列{a }是等差数列,其前n项和为S ,若aaa=15,且++=,则a=( ) n n 1 2 3 2 A.2 D. C.3 D.7.如果数列a,a-a,a-a,…,a -a ,…是首项为1,公比为的等比数列,那么a =( ) 1 2 1 3 2 n n-1 n A. D. C. D. 8.若有穷数列a ,a ,…,a (n是正整数),满足a =a ,a =a ,…,a =a ,即a=a (i是正整 1 2 n 1 n 2 n-1 n 1 i n-i+1 数,且1≤i≤n),就称该数列为“对称数列”.已知数列{b }是项数不超过2m(m>1,m∈N*)的对称数 n 列,且1,2,4,…,2m-1是数列{b }的前m项,则当m>1 200时,数列{b }的前2 019项和S 的值不可能 n n 2 019 为( ) A.2m-2m-2 009 B.22 019-1 C.2m+1-22m-2 019-1 D.3·2m-1-22m-2 020-1 二、多项选择题(本大题共4小题,每小题5分,共20分.在每小题给出的四个选项中,有多个选项是符 合题目要求的,全部选对的得5分,选对但不全的得3分,有选错的得0分) 9.已知等比数列{a }的公比q=-,等差数列{b }的首项b =12,若a>b 且a >b ,则以下结论正确的有( n n 1 9 9 10 10 ) A.a·a <0 B.a>a 9 10 9 10 C.b >0 D.b>b 10 9 10 10.等差数列{a }的前n项和为S ,若a>0,公差d≠0,则下列命题正确的是( ) n n 1 A.若S=S,则必有S =0 5 9 14 B.若S=S,则必有S 是S 中最大的项 5 9 7 n C.若S>S,则必有S>S 6 7 7 8 D.若S>S,则必有S>S 6 7 5 6 11.在《增减算法统宗》中有这样一则故事:“三百七十八里关,初行健步不为难;次日脚痛减一半,如 此六日过其关”.则下列说法正确的是( ) A.此人第三天走了四十八里路 B.此人第一天走的路程比后五天走的路程多六里 C.此人第二天走的路程占全程的 D.此人走的前三天路程之和是后三天路程之和的8倍12.若数列{a }满足:对任意正整数n,{a -a }为递减数列,则称数列{a }为“差递减数列”.给出下列 n n+1 n n 数列{a }(n∈N*),其中是“差递减数列”的有( ) n A.a =3n B.a =n2+1 n n C.a = D.a =ln n n 第Ⅱ卷(非选择题,共90分) 三、填空题(本大题共4小题,每小题5分,共20分.把答案填在题中横线上) 13.已知数列{a }的通项公式为a =2 020-3n,则使a >0成立的最大正整数n的值为________. n n n 14.已知{a }是等差数列,S 为其前n项和,n∈N*.若a=16,S =20,则a =________,S =________. n n 3 20 n 10 15.已知数列1,a,a 9是等差数列,数列1,b,b,b 9是等比数列,则=________. 1 2, 1 2 3, 16.设{a }是由正数组成的等比数列,S 为其前n项和,已知aa=1,S=7,则S=________. n n 2 4 3 5 四、解答题(本大题共6小题,共70分.解答时应写出必要的文字说明、证明过程或演算步骤) 17.(本小题满分10分)已知函数f(x)=,数列{x }的通项由x =f(x )(n≥2且x∈N*)确定. n n n-1 (1)求证:是等差数列; (2)当x=时,求x . 1 2 020 18.(本小题满分12分)已知等比数列{a }的前n项和为S ,a=-1,=. n n 1 (1)求等比数列{a }的公比q; n (2)求a+a+…+a. 19.(本小题满分12分)在等差数列{a }中,S 为其前n项和(n∈N*),且a=3,S=16. n n 2 4 (1)求数列{a }的通项公式; n (2)设b =,求数列{b }的前n项和T . n n n 20.(本小题满分12分)已知等比数列{a }的前n项和为S ,a=1,a m≥2,m,k∈N*)使得b,b ,b 成等比数列?若存在,请说明理由. n 1 m k
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  1. CONNECT:[ UseTime:0.000709s ] mysql:host=127.0.0.1;port=3306;dbname=wenku;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000750s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000349s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000286s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000443s ]
  6. SELECT * FROM `set` [ RunTime:0.000213s ]
  7. SHOW FULL COLUMNS FROM `wendang` [ RunTime:0.000584s ]
  8. SELECT * FROM `wendang` WHERE `id` = 249573 LIMIT 1 [ RunTime:0.001029s ]
  9. UPDATE `wendang` SET `liulancishu` = 5 WHERE `id` = 249573 [ RunTime:0.004920s ]
  10. UPDATE `wendang` SET `lasttime` = 1772469596 WHERE `id` = 249573 [ RunTime:0.000623s ]
  11. SELECT * FROM `wendang` WHERE `id` < 249573 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000786s ]
  12. SELECT * FROM `wendang` WHERE `id` > 249573 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000396s ]
  13. SELECT * FROM `wendang` WHERE `id` <> 249573 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.006511s ]
  14. SELECT * FROM `wendang` WHERE `id` <> 249573 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.002880s ]
  15. SELECT * FROM `wendang` WHERE `id` <> 249573 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.002089s ]
0.144653s