2026-2027学年高二数学上学期期中自编模拟试卷05(河北省人教A版适用)

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2026年10月20日高中数学作业

学校:___________姓名:___________班级:___________考号:___________

一、单选题

1.已知圆eqId8e86085e87a0b7fd9b7d340ad24d7ccb,圆eqId763865c936760e591d02c27b5fd283c7,则圆eqIdb1241216f3c1cb5e73043dd1037f556d与圆eqId23f3ffe7abc59e2f65d827c8eab8d36a(     )

A.相交 B.外切 C.内含 D.外离

2.某班对一次实验成绩进行分析,利用随机数表法抽取样本时,先将eqId1aad0f4f7f47ac83100121fd7a2fa6e8个同学按eqId01a3257d015e9b178850734cfc3a5b1b,eqId05b7e98115b718e92c4f90f41281513f,eqId2e6c718d95c2805baaf5c5135cf560da,eqId07096af3b99fd1cb11c31f19a2c6408e,eqId1aad0f4f7f47ac83100121fd7a2fa6e8进行编号,然后从下列随机数表的第eqId61128ab996360a038e6e64d82fcba004行第eqIdc79c562343bd2362a979662d3865020c列的数开始向右读,则选出的第eqId6f8c4c029e552954bd493b49aeab82d5个个体是(    )

eqIdbd558c067673550d7adc2b24924de6fa eqIdd58fe7a6f45e81c20f6bb80f5b8b174d eqId15590458be08658eb46cf64e7c7c6e55

eqId153d2ab38c81cb00881d65047fd5d627

A.eqIde222c99263ff290929466f52bdb07404 B.eqId6deea92f37b334e4f141a1bd07398723 C.eqId987cdc00cc4636dd7c1682188b19d8fb D.13

3.先后抛掷同一枚质地均匀的正方体骰子两次,观察每次朝上的点数.则两次点数之和为7的概率为(     )

A.eqId5e6486784415f3537c9a13556c05d893 B.eqId4691acf5b8a2a23bebe6af316238d26b C.eqId919e42ea3581e593c1164f9279844a57 D.eqId09d7abf02717d6e59d8a64a65a87c412

4.已知复数eqIde81e59019989b7dc2fb59b037ef6e010满足eqId4436af8001e51370ec65e7bfbc6ac802,则在复平面内eqIdde971553ea8a66d7849b138a4a0625c5的最小值为(     )

A.eqIdbdaa19de263700a15fcf213d64a8cd57 B.eqId61128ab996360a038e6e64d82fcba004 C.eqIda7ffe8515ff6183c1c7775dc6f94bdb8 D.eqId2967337e3fcb228dded64ab0c41a17e0

5.已知动点eqIddad2a36927223bd70f426ba06aea4b45与两个定点eqId685d31faa9b3bc099e4c5a11b80088f9,eqId2c9794b90c7775769f5ecfe86d1b4d8e的距离之比为eqId02d97ca5641e1be5eacbd1d0c210f42f,则动点eqIddad2a36927223bd70f426ba06aea4b45的轨迹方程为(   )

A.eqIdf1ed51520f8e72e063fbb327e05411f3 B.eqIda3b35f5584b129ec416ae94c6c028fb4

C.eqId0771e01114f563c72fa7b6b309ffee65 D.eqId330ee1dc51994a03d3351e4405db66ce

6.已知实数eqId9defa23d2a9b88f4dd10e0ea4bef2189满足eqIddad0531c95976e54cfb14268ddde917f,则eqIdb46488be2cb26e871a76bfca40690469的最小值(     )

A.eqIdd33adb74906403b0b00fcbd9fa691d8b B.eqIddee14db57f0c762aad845cf5b4a243c0 C.eqId31f8f7e40ba386c0a9675896b52752d6 D.eqId9868f77d5ab5073b6145f1c6d272122e

7.已知直线eqId2e9b0f5f44abbc6544a2f672b025b013:eqId0a4f79fe56ec563ef8a043bdd9ef4b30,eqId3f6f17bc385bafb37e8f964e5eb99cd0:eqIdf469218467e714edde2122836061d878,若eqId2e9b0f5f44abbc6544a2f672b025b013与eqId3f6f17bc385bafb37e8f964e5eb99cd0平行,则实数eqId0a6936d370d6a238a608ca56f87198de的取值集合为(     )

A.eqIdeadb981a17d73d7baf0cd65cb88e33b6 B.eqId6170ed4a10e57487d525e71610dff82f C.eqId9ff7e39b335e3b5250b7f727e16a4a03 D.eqId38ab4879d5e412739c7aeba46dd0ffdb

8.已知点eqId448c0a5ee776d19ce8e42ac9a5fd27c4,eqId7fbdef5d0c05acbf63fa72fa85c5bb45,若直线eqId6f2ebdf598931f73426b6543a559225e上存在点eqIddad2a36927223bd70f426ba06aea4b45,使得eqId83640592853a53872d7af69c0cffc1bb,则实数eqId36a1b09c653185842513e24ebba60bb3的取值范围为(    )

A.eqId757b0c7625c2fb52d5a9827fda05e289 B.eqId6fc3a645246fa0aa23e4bb8738bc7649

C.eqIdafcb5235151b845fbb8f4127ee693e8e D.eqIde1d87455d608ffdf79b937e4ab070f4e

二、多选题page number 0

 

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9.直线eqIdf4901f03dd898976fa7e63370f4a480a的倾斜角可以为(    )

A.eqIda18709a73989a2cb6e0f0ed044afdaba B.eqId534de19db99087b564cd3e9ac4c4568c C.eqId926d1308d5db144e31b4d0211c63ef52 D.eqId8c8ae071199874d9d74a4919a58902f7

10.关于直线eqId0f85fca60a11e1af2bf50138d0e3fe62:eqIde23fc11a3a7592c68b20f93bdde2ed3f,下列说法正确的有(  )

A.直线eqId0f85fca60a11e1af2bf50138d0e3fe62的倾斜角为eqId15615de1a6df206dbd081251f676578e

B.直线eqId0f85fca60a11e1af2bf50138d0e3fe62在eqId81dea63b8ce3e51adf66cf7b9982a248轴上的截距为2

C.直线eqId0f85fca60a11e1af2bf50138d0e3fe62经过第一、二、三象限

D.直线eqId0f85fca60a11e1af2bf50138d0e3fe62与直线eqId0985b973395bcd371cd1e26d3fcd1c36平行

11.已知实数eqId9b0fffbec1fe851795dfdd448bf0d165满足曲线eqIdc5db41a1f31d6baee7c69990811edb9f的方程eqIda525a6a596b6aaca6968d41810d29d2b,则下列选项正确的是(    )

A.eqId29ebc856291255f2d4a6c20b982a2442的最大值是eqId04ddf2ae04265e2cbf674ab40bba45c7

B.eqId46e9585b665d5b04ad8d7aaa3b682e66的最大值是eqId0eb78d18c78218dc4b4925a1721f2be1

C.eqId059d6df06a5b85848dc4fa33327f8e07的最小值是eqIdcb1a266777ba89597945bded9a1c3f44

D.过点eqId6fe12fb284fc8e2502c9043be594c852作曲线eqIdc5db41a1f31d6baee7c69990811edb9f的切线,则切线方程为eqIdabfc89faadab4cf9e5013b800c6b6d21

三、填空题

12.已知复数eqIde81e59019989b7dc2fb59b037ef6e010满足eqId3f4342097a894e9d1babc4d091c2931b,则eqIdb2d67321ace1e6b3be0fc0e5e8130022______.

13.在对某中学高一年级学生身高调查中,采用样本量比例分配的分层随机抽样,如果不知道样本数据,只知道抽取了男生30人,其平均数和方差分别为170和10,抽取了女生20人,其平均数和方差分别为160和20,则估计高一年级全体学生的平均身高为________;身高方差为________.

参考公式:若总体划分为2层,通过分层随机抽样,各层抽取的样本量、样本平均数和样本方差分别为:eqId294f5ba74cdf695fc9a8a8e52f421328,eqId81dea63b8ce3e51adf66cf7b9982a248,eqIddfbc29b47b83fdc5368770b7b1acb439,eqIdb6a24198bd04c29321ae5dc5a28fe421,eqIdd053b14c8588eee2acbbe44fc37a6886,eqIdab1295cbd36fdc55a55b549aa2dd5887记总的样本平均数为eqId02931526ba46098639424f341794bd45,样本方差为eqId671f43c79d612c93a6d160335e86e177,则eqIdefd29a2cbe02fa0640b4af001d346ecf.

14.甲、乙两人轮流投篮,每人每次投一球,约定甲先投且先投中者获胜,一直到有人获胜或每人都已投球3次时投篮结束,设甲每次投篮投中的概率为eqIdbf31876698721a199c7c53c6b320aa86,乙每次投篮投中的概率为eqIdf89eef3148f2d4d09379767b4af69132,且各次投篮互不影响,则投篮结束时,乙只投了2个球的概率为_________.

四、解答题

15.已知复数eqId3c6c5d6f388765456e5e658966d9ae7d(eqId22dd8b3dc4c609bab82d356a5cc2208d,i为虚数单位),其共轭复数为eqId5fcfebd9f5a57036e6df6b6e14865da3.

(1)若复数eqId34a39e27c67f096d35645592636a4c8b为纯虚数,求实数a的值;

(2)若eqIde639863c002aa3fc047212d3ff79f80f且复数eqIdaf68f652b4c13657ffddf3c9e7eb262b在复平面内所对应的点位于第二象限.求实数a的取值范围.

16.某学校为了解高二学生周末阅读时间的情况,随机抽取了100名学生进行调查,将他们的周末阅读时page number 1

 

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间(单位:小时)分成5组:eqId536efee173ff6e6098645b37bd33ea7b,eqId4296ba0c9df4558d6c758fabb8966cbb,eqIde4d76b2d9ea307e20bfb862252ed04ad,eqId335477ee419fbbed91325b511e07aa51,eqId782cff8afbbf232e96c77f7d4eecafec,并绘制了如下频率分布直方图(部分数据缺失).已知第一组eqId536efee173ff6e6098645b37bd33ea7b的频率为0.1,第二组eqId4296ba0c9df4558d6c758fabb8966cbb的频率为0.2,第三组eqIde4d76b2d9ea307e20bfb862252ed04ad的频率为0.3,第五组eqId782cff8afbbf232e96c77f7d4eecafec的频率为0.15.

@@@fbccf426-96d0-4d85-8b41-7d76f4c4e35d

(1)求第四组eqId335477ee419fbbed91325b511e07aa51的频率,并补全频率分布直方图;

(2)估计这100名学生周末阅读时间的平均数和中位数(同一组中的数据用该组区间的中点值代表);

(3)从阅读时间在eqId782cff8afbbf232e96c77f7d4eecafec的学生中随机抽取了5人,5人中有3名男生和2名女生,再从这5人中抽取2人,求从这5人中恰好抽到1名男生和1名女生的概率.

17.已知到原点eqId1dde8112e8eb968fd042418dd632759e和eqId34ecbcf38e8bc01f624983380560e578的距离之比为2的点的轨迹为曲线eqIdc5db41a1f31d6baee7c69990811edb9f.

(1)求曲线eqIdc5db41a1f31d6baee7c69990811edb9f的方程;

(2)点eqId54a5d7d3b6b63fe5c24c3907b7a8eaa3是曲线eqIdc5db41a1f31d6baee7c69990811edb9f上任意一点,点eqId54a5d7d3b6b63fe5c24c3907b7a8eaa3到直线eqId056e249d0c33ef92b956f84937fa9324的距离为eqId5c02bc0c74292b1e8f395f90935d3174,求eqId06692e58d7f1d7e66c81d191a4a707ac的最小值;

(3)点eqIddad2a36927223bd70f426ba06aea4b45是eqIdb4180dae966f648d368a10edf3b7e3c3上的一个动点,过点eqIddad2a36927223bd70f426ba06aea4b45作曲线eqIdc5db41a1f31d6baee7c69990811edb9f的两条切线,切点分别为eqId01c74a907dda6bb7d9d56d009d9df253.若两条切线eqId790ef3382b1c731f2885eecfd92c2a86与eqIdd053b14c8588eee2acbbe44fc37a6886轴分别交于点eqId2fe7fd9b0c3c203a053a7ea52b71e7c9,求eqId382e35726e0f2485be0092fafb1dd338的最小值.

18.已知eqId15c0dbe3c080c4c4636c64803e5c1f76的顶点eqId39434903dca5f23a17e1a928ffbecd58,eqIdb79dd200766db27fb90d6bd1992cf658边上的高所在直线平行于直线eqIded58b6876f0a8092212a19d7160d2473,角eqId7f9e8449aad35c5d840a3395ea86df6d的平分线所在直线l的方程为eqIdb683c0866e725bd30dd41c31149635cb.

(1)求点eqId7f9e8449aad35c5d840a3395ea86df6d坐标;

(2)求点eqId5963abe8f421bd99a2aaa94831a951e9关于直线eqId0f85fca60a11e1af2bf50138d0e3fe62的对称点eqIda18722354086c42e62334983fc50eb6a的坐标;

(3)求eqId764509115979e9958101808383672ec0边所在的直线方程.

19.已知直线eqId0f85fca60a11e1af2bf50138d0e3fe62:eqIddafb2e88fb03969bd9de681bd9b051c7 与圆eqIdc5db41a1f31d6baee7c69990811edb9f:eqId93f143ca890a2e92f28a942cbad62781.

(1)若直线eqId0f85fca60a11e1af2bf50138d0e3fe62与圆eqIdc5db41a1f31d6baee7c69990811edb9f相切,求直线eqId0f85fca60a11e1af2bf50138d0e3fe62的方程;

(2)若eqIdfde1a3d475e2d17fe21dd9f4bd00c639为圆C上一点,求eqIdd1fc838e1477179b36ca7481ee2cc1e8的取值范围;

(3)设eqId1dde8112e8eb968fd042418dd632759e为坐标原点,若直线eqId0f85fca60a11e1af2bf50138d0e3fe62与圆eqIdc5db41a1f31d6baee7c69990811edb9f交于eqIdac047e91852b91af639feec23a9598b2,eqId54a5d7d3b6b63fe5c24c3907b7a8eaa3两点,且直线eqIdaaf3369e0ea90e8d5cf4b6b3c45c0fd8,eqId88e9f7d1272b7344346b58b660aa260a的斜率分别为eqId6defc43285a40f7ccb74c1cc04265eba,eqId423b7ae39db552e60ee8b1d27312306f,试问eqIdb69e3f7ddd51215d00661c09cd900d60page number 2

 

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