湖北省武汉市武钢三中2022-2023学年高二上学期10月月考数学试题

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高二数学月考试卷

一、单选题

1.关于x的方程eqId6d4b3d14f0b8feeed05a6046880c94a8,有唯一解,则实数eqIdf0a532e15e232cb4b99a8d4d07c89575的取值范围是( )

A.eqId411b57720cce571009c510e0aeb4503a或eqId21a56f4e1380569bc8bd3aabc8fa5730 B.eqId411b57720cce571009c510e0aeb4503a或eqId21a56f4e1380569bc8bd3aabc8fa5730或eqIdea86d71834fe9837a9058140d379c2d9

C.eqId70ee939d42a7386f1c973ef4b7525c4a或eqId835c74bbb8c61dd2d2f008664a8c8810或eqIdea86d71834fe9837a9058140d379c2d9 D.eqId70ee939d42a7386f1c973ef4b7525c4a或eqId835c74bbb8c61dd2d2f008664a8c8810

2.求过两圆eqId8c82a1fed135888e1c072bc5078fc8a5和eqId7312c19269a2073277bd07b9b2f4912c的交点,且圆心在直线eqId96971237d9be4e181aa99f6aad995709上的圆的方程(    )

A.eqId638b9fcea968b20df930425ab7022265 B.eqId43722f481599c6a0467dd35f9b5118df

C.eqId497ba6f72c2bd75f3b5b45123cd05b1b D.eqId45b8534246d1d118df369d1532adb136

3.已知椭圆eqId4bcd8ee2d8367c167d6ae0abc741b6b8:eqId48da128547c4cf9745e8e4b99988a3db的两个焦点为eqIdf5076289823db419f94e9c0c8f4aafd9,eqIda3fb78c5f885034612c0e030b920143d,过eqIda3fb78c5f885034612c0e030b920143d的直线与eqId4bcd8ee2d8367c167d6ae0abc741b6b8交于A,B两点.若eqId1065f2602e2847bb774189f035d625bf,eqIdb5743f647b9c17a4fd89b0f9d3592ef6,则eqId4bcd8ee2d8367c167d6ae0abc741b6b8的离心率为(    )

A.eqIdd3ffd5c35bba71ea54c28622b6cf505d B.eqIddee14db57f0c762aad845cf5b4a243c0 C.eqIde64e76a4c1e5934f51cdca2ffbc8313f D.eqId83303d3784492506fc44f2b4d6b07bc1

4.已知椭圆C:eqId7dd54b9df3402ad91e2d34c40efe0c7a的离心率为eqId860884c0017c8bceb5b0edff796c144f,直线l:eqIdaa841ce5d58b64f747a3c1b69bb20a5b交椭圆C于A,B两点,点D在椭圆C上(与点A,B不重合).若直线AD,BD的斜率分别为eqId6defc43285a40f7ccb74c1cc04265eba,eqId423b7ae39db552e60ee8b1d27312306f,则eqId214df0796ab60bf38a208179401e78dc的最小值为(    )

A.eqId8b2a698891d42c70b597f0da4f215f09 B.2 C.eqId38387ba1cadfd3dfc4dea4ca9f613cea D.eqId4e2031d209711b058f3d278ede3c1d33

5.过椭圆eqIdc5db41a1f31d6baee7c69990811edb9f:eqId7dd54b9df3402ad91e2d34c40efe0c7a右焦点eqIda0ed1ec316bc54c37c4286c208f55667的直线eqId0f85fca60a11e1af2bf50138d0e3fe62:eqId97c6d3c99b7004603ba9ea9c341b8b3f交eqIdc5db41a1f31d6baee7c69990811edb9f于eqId5963abe8f421bd99a2aaa94831a951e9,eqId7f9e8449aad35c5d840a3395ea86df6d两点,eqIddad2a36927223bd70f426ba06aea4b45为eqIdf52a58fbaf4fea03567e88a9f0f6e37e的中点,且eqIdabd13974aebe38eb2a1d744a01ea5aa5的斜率为eqId3389f53711264b0acba3ba6019f8b908,则椭圆eqIdc5db41a1f31d6baee7c69990811edb9f的方程为(    )

A.eqIdc763113a1fc48e8acc83787b8cd24eec B.eqId0cb4717d7fa6d522090c5e949f650bd8

C.eqId1f5514d07d82b742d3ba0f2fa61f7b8a D.eqId9eae3f914a02c2b5b6bab4e5b1cf4f22

6.在一个半圆中有两个互切的内切半圆,由三个半圆弧围成“曲线三角形”,作两个内切半圆的公切线把“曲线三角形”分隔成两块,且被分隔的这两块中的内切圆是同样大小的,如图,若eqId8a8c563906d6d25078fd5d96abe96194,则阴影部分与最大半圆的面积比为(  )

 A.eqIdb615c31ac3675720f503bc3699d98d01 B.eqIdd314d9226f83737b39e57a0514c68fb0 C.eqId1d86ab7c97cd8a0b15ba5efc1be94230 D.eqIdd6a6b832d2922f5c5fea6a1143250f70

7.已知过点eqIdaedad6bb70631b944c69f8f0b02b35d6的动直线l与圆C:eqId54329a84abb204cecb237b2bf2ff2bb7交于A,B两点,过A,B分别作C的切线,两切线交于点N.若动点eqId5b881171f37b355e8c0b1d8e89ae3ca5,则eqId084cf5ffced059f5653ee2a1023518b7的最小值为(    )

A.6 B.7 C.8 D.9page number 0

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8.已知椭圆eqId7dd54b9df3402ad91e2d34c40efe0c7a的右焦点和上顶点分别为点eqIda442ddf58f14997eeb471a80d7959019和点eqId5963abe8f421bd99a2aaa94831a951e9,直线eqIdbe5dc0f7daaa535bb9ee69016c4b6e8a交椭圆于eqIdf6bce3d91ca23b86d8c6625f2632e437两点,若eqIda0ed1ec316bc54c37c4286c208f55667恰好为eqIdd9763846b1131e1e3e2d741ad95d5bb0的重心,则椭圆的离心率为(  )

A.eqId8d5989c84e320b504511f23eeb6e7357 B.eqId827ccf0c04aa941ba20d5f4c6068b46b

C.eqIddee14db57f0c762aad845cf5b4a243c0 D.eqId9868f77d5ab5073b6145f1c6d272122e

二、多选题

9.下列四个命题中真命题有(    )

A.直线eqId026808536f6b6d265c778e23836fbf13在eqIdd053b14c8588eee2acbbe44fc37a6886轴上的截距为-2

B.经过定点eqId32366143230ca122894a4bada7c7b96d的直线都可以用方程eqId02ebce8b2a915356ed39f36c5bad2ebe表示

C.直线eqId8d82e3dbf8167c462e1b1fd431f3bfdb必过定点

D.已知直线eqIdded7cfc97b5c61767c45d63a143480e1与直线eqId42aac11006546fcfe3f399923b5996b2平行,则平行线间的距离是1

10.(多选)已知在平面直角坐标系中,点eqId8a18a7caa080988802ba1145b4fe4203,eqId08ef03f452410ab19c6246567c427178,点P为一动点,且eqId5c3bd5e4e5165ee6cc3f3ee2afe541ad,则下列说法中正确的是(    )

A.当eqId8e258ab9e600435b37465092243d99f6时,点P的轨迹不存在

B.当eqIdaa4c355f11471a38f5583a434a1ddeb3时,点P的轨迹是椭圆,且焦距为3

C.当eqIdaa4c355f11471a38f5583a434a1ddeb3时,点P的轨迹是椭圆,且焦距为6

D.当eqIde65397f11ea8af736f38debadf420c4a时,点P的轨迹是以AB为直径的圆

11.椭圆eqId279cefeb5c389a37a71e5fd3925f5954的左、右焦点分别为eqIdf5076289823db419f94e9c0c8f4aafd9,eqIda3fb78c5f885034612c0e030b920143d,点P在椭圆C上,若方程eqId2662d0ed17cd09fa7a9f3a95cf0547bd所表示的直线恒过定点M,点Q在以点M为圆心,C的长轴长为直径的圆上,则下列说法正确的是(    )

A.椭圆C的离心率为eqIdf89eef3148f2d4d09379767b4af69132 B.eqId75436dfba3658f87e4c7830e508a752f的最大值为4

C.eqId33d776753746914c2410a3946c357f35的面积可能为2 D.eqIdcb42be9b09de271110372b7ebb54cdbf的最小值为eqIdb7883ad7c9f5a9f4b37c045c4b44d8f8

12.如图,已知椭圆eqIdad523e69a1bf925e73a22900b9855df2,eqIda18722354086c42e62334983fc50eb6a,eqIdcd3b9e816b14051f785aa5aae72b8eed分别为左、右顶点,eqId97c01fdc7bc471af0b264a04aef0823e,eqId43a71fc9c0068109dad1382354570665分别为上、下顶点,eqIdf5076289823db419f94e9c0c8f4aafd9,eqIda3fb78c5f885034612c0e030b920143d分别为左、右焦点,eqIddad2a36927223bd70f426ba06aea4b45为椭圆上一点,则下列条件中能使得椭圆eqIdc5db41a1f31d6baee7c69990811edb9f的离心率为eqId029d393bb07b7140905b85f550519de4的有(    )

A.eqId974279e9cb208339542b16fdd7d618dd

B.eqId7954622319dec5dd39d5f1823df984af

C.eqId0aa9a6be97b5f275d55697fd3cd0a442轴,且eqId5a87155e4c733962a4f25f639e8e9c51

D.四边形eqIdc80eaed4257dc101cc12a838803cfa7b的内切圆过焦点eqIdf5076289823db419f94e9c0c8f4aafd9,eqIda3fb78c5f885034612c0e030b920143d

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三、填空题

13.经过点A(3,4)且在两坐标轴上的截距绝对值相等的直线方程为(    )

14.若椭圆eqId9999f1b462ba5e623849a93be2332a3a的焦距为6,则k的值为______.

15.已知直线eqIdbc735a69bba36241e53539cdf0643f2d,则当实数eqId380bbacf854e30e2e747fc286d2b9997___________时,eqId02e03566282ef39ad17821036f228174

16.已知eqId86701166ba29ac2eaba37febcb442716为椭圆eqIdad523e69a1bf925e73a22900b9855df2的右焦点,过点eqIda0ed1ec316bc54c37c4286c208f55667的直线eqId0f85fca60a11e1af2bf50138d0e3fe62与椭圆eqIdc5db41a1f31d6baee7c69990811edb9f交于eqId01c74a907dda6bb7d9d56d009d9df253两点,eqIddad2a36927223bd70f426ba06aea4b45为eqIdf52a58fbaf4fea03567e88a9f0f6e37e的中点,eqId1dde8112e8eb968fd042418dd632759e为坐标原点.若△eqId3f97f26237c4e9fa6f8937a7049a8523是以eqId6cad4595d5352b2884568a59d8d766a4为底边的等腰三角形,且△eqId3f97f26237c4e9fa6f8937a7049a8523外接圆的面积为eqId9f785147690f83dcee0a0bc6c327e75a,则椭圆eqIdc5db41a1f31d6baee7c69990811edb9f的长轴长为___________.

四、解答题

17.椭圆的中心在原点,焦点在x轴上,焦距为eqIdb10e8abf8690e4b129466ddb918bcc94,且经过点eqId38f630f7c9b98247b4028c103bcf950a.

(1)求满足条件的椭圆方程;

(2)求该椭圆的长半轴的长、顶点坐标和离心率.

 

 

18.已知圆eqIdc5db41a1f31d6baee7c69990811edb9f过点eqIde95e84f5c91c910aaafc5e74dbfbdf59,eqIdd429efe96d68065e7d433c996682791d,且圆心eqIdc5db41a1f31d6baee7c69990811edb9f在直线eqId0f85fca60a11e1af2bf50138d0e3fe62:eqIdb94fcf57347aec685a8fca271aba14eb上.

(1)若从点eqIdeb2a5c155717f3a59d7818b4bbdf44e9发出的光线经过直线eqId8f1d8d5cea065075fe50706abe3ae802反射,反射光线eqId2e9b0f5f44abbc6544a2f672b025b013恰好平分圆eqIdc5db41a1f31d6baee7c69990811edb9f的圆周,求反射光线eqId2e9b0f5f44abbc6544a2f672b025b013的一般方程.

(2)若点eqIdacc290b44635265137fdf13146b6a6d9在直线eqId0f85fca60a11e1af2bf50138d0e3fe62上运动,求eqId48d8e5a5f687756cab14d76f1562e5e8的最小值.

 

 

 

19.如图所示,四棱锥eqId0585b6c0f156eecf9662b9846d4eb693的底面ABCD是平行四边形,E、F分别是棱BC、PD的中点.

(1)求证:eqId06222ee533c2484ab25321a6abbf98cb平面PAB;

(2)若eqIddb27b7f29d7d01b2692f217bc3079fc4,eqIdab1a1fd2fc33e89f357cef772ff6cd0e,eqId6c9c436f4e43072af51a064f6f0930e4,eqId42e12bfde565540f059dd27ea47dfaa7,求二面角eqIdb4294b7141d394654841008ac9b40dab的正切值.page number 2

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