湖南常德市汉寿县第一中学2025-2026学年高三下学期4月阶段检测数学试题

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湖南省常德市汉寿县第一中学2025-2026学年

高三下学期4月阶段检测数学试题

一、单选题

1.已知集合eqId5963abe8f421bd99a2aaa94831a951e9,eqId7f9e8449aad35c5d840a3395ea86df6d,若eqId265e81e52218232e16c78f57b3aa0de9,eqIdf5e4385a7e7ee4fb31dc613395b2a936,则一定有(    )

A.eqIdc2ad78dc8b8aed907b4fe9640c997454 B.eqIdcaf22d7d1a965bda25168a233fb6290c C.eqIddea9a4259cca10c1f5af28e621ebafd6 D.eqId9779161a04edc57a6766289c58f42b31

2.已知z为复数,且eqIdc6db0e748196e89b9d821e0289c751d9,则eqId6260849a2d2714026bf94de407e6d1a2的取值范围是(    )

A.eqIda248e47163191168a1b363937eebd618 B.eqIdf094b4fcb0df74103b78e478bd4448d7 C.eqId0de71d25c72850e383a4c841eed0db99 D.eqIdca5c5bb883731699c33e1158e16b876e

3.如图所示,在正方形eqId411b38a18046fea8e9fab1f9f9b80a5f内,eqId670af0b705808ddac0981f8092ac8ecd是以eqId5963abe8f421bd99a2aaa94831a951e9为圆心,eqId03902478df1a55bc99703210bccab910长为半径的圆的一段圆弧,且eqId46f57771580a7bc6fbf9e68ea0cde5de弧度,两阴影部分面积分别为eqIde097c8d4c948de063796bd19f85b3a9a和eqId1e0bd63f55069a3bc870915010b39225,则(   )

@@@7d72dc41-9502-45bf-abd4-6f7ce755d94f

A.eqId9ddc18ef823feb3a4bf0737f3446f99c B.eqId31dd78e9156dcf6db93f6cbcc5b43b14 C.eqIdc360fec104715a3dde04e579cd08ee31 D.不确定

4.若数据eqId9e9bc938ce06c948ec0a24ffd0524989的平均数为10,则新数据eqIdd8c3a1195d408365652dc96059e0a8b9的平均数为(    )

A.11 B.12 C.13 D.14

5.若eqId3e08f522ad8ddaf6adfa229a0213b8b0,则eqIdb8903869f0c6715d8317a2dcfda73b10(    )

A.eqId8b2a698891d42c70b597f0da4f215f09 B.eqIdd599cb4a589f90b0205f24c2e1fa021e C.eqIdcaa585b9257ed0798213a9ae9b87d291 D.eqIdeac97e6740365c85ad857aff85cefbe5

6.已知eqId3a55dd813db11dba5a57e5d57916091e,若eqIdcfcf5b2f6613f76f61bce65e09788d30,则满足条件的所有实数eqId294f5ba74cdf695fc9a8a8e52f421328的和为(     )

A.3 B.4 C.5 D.6

7.已知数列eqId83cf38189d5cbf627d2b82ac0eb76006的前eqIdb6a24198bd04c29321ae5dc5a28fe421项和为eqId08eb71ecf8d733b6932f4680874dbbf3,eqId2cdf53108bee755f5aa9a34ea4d163e4,eqId1d77060931748cee8c21b43d15033b22且满足eqId9bab579028a0ef0bd361c19b53d4995b,若eqId3d8ea116e352734da63da74e77085ca7,则eqIddf64046e91b047037f19e4032e3b6de3的值为page number 0

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A.eqIdf30d314a642667fef559032264647366 B.eqId81fb134b2b48acc99213fff6ccfee65f C.eqId3389f53711264b0acba3ba6019f8b908 D.eqId274a9dc37509f01c2606fb3086a46f4f

8.若函数eqId64263fe2ca48e694c87496d61e63fb9f,g(x)=eqIdfadf2d2d00342f9518487d3cef81578e对任意的eqIdec72ca557aa4229ee871628ffcf0d8a0,不等式eqIde55ac89ede453a5c24cd1cd514491027恒成立,则整数m的最小值为(    )

A.2 B.1 C.0 D.-1

 

二、多选题

9.设eqId17f26cade8fb52ae18a5258ec4e522e4和eqId2b3a84b1415ba4e4ce47676b7a4f4f1d是关于变量eqId81dea63b8ce3e51adf66cf7b9982a248的谓词,eqId8455657dde27aabe6adb7b188e031c11为定义域,则下列命题中正确的是(   )

A.若命题“eqIdfc1da2db85b44ae9ced8c09cd19593e2,eqId17f26cade8fb52ae18a5258ec4e522e4”是“eqIdfc1da2db85b44ae9ced8c09cd19593e2,eqId2b3a84b1415ba4e4ce47676b7a4f4f1d”的充分条件,则eqId925364c7197fd25519851a3137e2e9bf

B.若命题“eqId92cee8296180434323233402cad0567c,eqId17f26cade8fb52ae18a5258ec4e522e4”是“eqId92cee8296180434323233402cad0567c,eqId2b3a84b1415ba4e4ce47676b7a4f4f1d”的必要条件,则eqId0fcd3b95f791768a7aae6cd519f309c2

C.若命题“eqIdfc1da2db85b44ae9ced8c09cd19593e2,eqId645a01b7aabf6862ca5b0fd419ada13b”,则“eqId92cee8296180434323233402cad0567c,eqId17f26cade8fb52ae18a5258ec4e522e4”是“eqId92cee8296180434323233402cad0567c,eqId2b3a84b1415ba4e4ce47676b7a4f4f1d”的充分条件

D.若命题“eqIdfc1da2db85b44ae9ced8c09cd19593e2,eqIdc79a88f51eb5b904880de23afa0d4200”,则“eqIda9bdfc972785246ad45b3e4b9836528a,eqId17f26cade8fb52ae18a5258ec4e522e4”是“eqIda9bdfc972785246ad45b3e4b9836528a,eqId2b3a84b1415ba4e4ce47676b7a4f4f1d”的充分条件

10.随机事件A,eqId7f9e8449aad35c5d840a3395ea86df6d满足eqId793f2019e220f88ab02754e075e092b2,则下列说法正确的是(   )

A.eqId292d72646168e258f3c4a280116e3e96 B.eqId5f11f76a6c3bd686d3f21d336f71f9f1

C.eqId645565a60933b016936f2799d0ecd3af D.eqId01f83a4eba6dfc614a83c79ce9028d32

11.设eqId5963abe8f421bd99a2aaa94831a951e9为抛物线eqId482debf9e918c23fb2b192f93979daa3的焦点,eqId7f9e8449aad35c5d840a3395ea86df6d为eqId91edc7e2d4811f5ea6c01284cf00393a的准线与eqId81dea63b8ce3e51adf66cf7b9982a248轴的交点,点eqIdc5db41a1f31d6baee7c69990811edb9f在eqIdd053b14c8588eee2acbbe44fc37a6886轴的正半轴上,过点eqId5963abe8f421bd99a2aaa94831a951e9的直线交eqId91edc7e2d4811f5ea6c01284cf00393a于M,N两点,eqId8455657dde27aabe6adb7b188e031c11在线段AM上,且四边形ABCD为菱形,则(    )

A.eqId7acff98078cdd32804d8f1c4efbe2ddd B.eqId5b5868a4953d3342adff63ac1c6b3c49 C.eqId8455657dde27aabe6adb7b188e031c11为线段AM的中点 D.eqId8e6a4f13cc496b6f809427eca75d0864

 

三、填空题

12.若eqId62cb583571abae880db4d33a61979870的展开式中eqIdd800f03de80068a1172beac3a2c75587的系数为eqIdb3864983798fe836a591e13783fd9e82,则eqId380bbacf854e30e2e747fc286d2b9997___________.

13.函数eqId504e7d89a28a06c8a8e88b4232d21dff,eqIde7a9468f55e2b57022809b7c22b0494f.若对任意实数eqIdc814128ea2139e33db94ea590e7c2223,都存在正数eqIdaec19b68e3add9d5bfcc6269a1855b87,使得eqId0e2618ce4371cad6e470a3942f98b1cb成立,则实数eqId0a6936d370d6a238a608ca56f87198de的取值范围是__________.page number 1

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14.已知两单位向量eqId662917aedec92809a13618093c8e0c3b满足:对任意的eqIdeb63478132d4c1fef3c17e591919da83,有eqIde3d946d0398340baaba8dd91d17b8d93恒成立. 若eqId549b2c6e0770e86c0b48252c5c22efdb,则对任意的eqId71b8e5990ef4ef314941a3154457a9d4,eqIddb72f2daa393f44ed1930e10f0697996的取值范围是_____.

 

四、解答题

15.在一场抛掷骰子的游戏中,游戏者最多有三次机会抛掷一枚骰子,游戏规则如下:第1次抛掷骰子,若向上的点数为奇数,则为抛掷成功;第2次抛掷骰子,若向上的点数为3的倍数,则为抛掷成功;第3次抛掷骰子,若向上的点数为6,则为抛掷成功.游戏者每次抛掷骰子相互独立,且在第1,2次抛掷中至少成功一次才可以进行第3次抛掷.

(1)求游戏者有机会第3次抛掷骰子的概率;

(2)若第1次抛掷成功记3分,第2次抛掷成功记3分,第3次抛掷成功记4分,各次抛掷骰子不成功都记0分,求游戏者在一场抛掷骰子的游戏中至少得6分的概率.

16.已知抛物线eqId3764ba3aa0a241787f4661026bb14053上任意一点到焦点eqIda0ed1ec316bc54c37c4286c208f55667的距离最小值为2,

(1)求抛物线的方程;

(2)若经过焦点eqIda0ed1ec316bc54c37c4286c208f55667,且斜率为2的直线eqId0f85fca60a11e1af2bf50138d0e3fe62与抛物线交于eqId01c74a907dda6bb7d9d56d009d9df253两点,求eqIdaaff41080fdea43eea7efedf9ebc1498.

17.某科技公司推出“AI艺术创作”线下体验项目,运营团队统计了过去10天的运营数据,整理成如下图表:

客流量等级

小客流(A)

中客流(B)

大客流(C)

天数

3

5

2

日固定收入(元)

4000

10000

22000

设备“故障”概率

0.1

0.2

0.4

①设备“故障”分为“轻微故障”和“严重故障”,其中轻微故障的概率为eqIdbf31876698721a199c7c53c6b320aa86,严重故障的概率为eqId4dac452fbb5ef6dd653e7fbbef639484;

②轻微故障:当日收入不变,需支付维修费200元;

③严重故障:当日收入减半,需支付维修费1000元;

每日客流量等级相互独立,故障类型与客流量等级相互独立,由频率估计概率.

(1)求该项目某一日客流量等级为中客流且发生设备严重故障的概率;page number 2

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