河南省方城县第一高级中学2025-2026学年高三迎一模数学模拟试题(三)

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河南省方城县第一高级中学2025-2026学年高三迎一模数学模拟试题(三)

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

 

一、单选题

1.已知集合eqId8c14e0fe767f9e88fab000c745d58a80,eqId15d5f9f0d059520031e1422c625053d4,则eqIdb4b9b470218359a4a47be9244980489e(    )

A.eqIddf3484ada47c51e62912c90be04dc57f B.eqId25b9a403761d4586d23d2d0acbf0f36c C.eqId0a9485a1da37bcbd87f92075845188c0 D.eqId2a48af1b7d406ca6d7f614785deb133f

2.已知复数eqIde81e59019989b7dc2fb59b037ef6e010满足eqId95a97ae6d5e431ac197f3f3dda22451a,则复数eqIde81e59019989b7dc2fb59b037ef6e010的虚部为(    )

A.1 B.2 C.eqIdacbc6a613224461ade69362d46550474 D.eqIdb74eb8a7738402df52d4a97262b85ca0

3.已知eqId20ad76a3349f87c9106051ba49ce2fd0,eqId114ed18cc1a37389761704e2362fa2dd,eqIdeb74e36a9347e3c10a5fbe553789bba6,则eqId0a6936d370d6a238a608ca56f87198de,eqId2c94bb12cee76221e13f9ef955b0aab1,eqId071a7e733d466949ac935b4b8ee8d183的大小关系为()

A.eqIdb1dcee29fdf5ec1ebd5f00c494c3fcb0

B.eqIdb1a6057ebfd4a316d82d5cd0bb9b09c0

C.eqIde1fee06cc1bf96fc80df8f4de15d93f8

D.eqId3c64d5fc60309e1920b076171a9df469

4.下列椭圆中,形状最接近圆的是(   )

A.eqId271e595c257e4c0ade90a9bbbf0e6b0d B.eqIdc82e7d9f4f7ace849e09e9adcb786b7f C.eqId7217661dcc5ea1ca2114df350af127b8 D.eqId10596ef6cab7ad6b2939ae3f41e9f968

5.在锐角eqId15c0dbe3c080c4c4636c64803e5c1f76中,角eqId5963abe8f421bd99a2aaa94831a951e9,eqId7f9e8449aad35c5d840a3395ea86df6d,eqIdc5db41a1f31d6baee7c69990811edb9f的对边分别为eqId0a6936d370d6a238a608ca56f87198de,eqId2c94bb12cee76221e13f9ef955b0aab1,eqId071a7e733d466949ac935b4b8ee8d183,且eqIde65397f11ea8af736f38debadf420c4a,eqIdaa1466856bf2570685d3629c1f813748,则eqId2c94bb12cee76221e13f9ef955b0aab1的取值范围是(    )

A.eqId59f2be8f1e796226f1b0fa95f6aea35d B.eqIdcbc43e72034cfce8e9d75b55c537287c C.eqId3cca7c03f3e31a7cc195a554c1f39074 D.eqId2a326227ff52498b8abfe05b1d7c7d9e

6.已知数列eqId83cf38189d5cbf627d2b82ac0eb76006满足eqIdc8ff7b91b5693097d16ac068569d4f9f,则eqId00a11968351f74d485ee567f87a75d3c(    )

A.eqId7c724c6def4bc7f596ae5ac0cd404e61 B.eqId4eec5d77fd0aaa4841b279794a6dc173 C.eqId904b2398fb6ec2617fbeaf55e3a65bd0 D.eqId6d02eee43091adc99259efb9e2a2d384

7.已知甲箱中有2个红球和3个黑球,乙箱中有1个红球和3个黑球(所有球除颜色外完全相同),某学生先从甲箱中随机取出2个球放入乙箱,再从乙箱中随机取出1个球,记“从乙箱中取出的球是黑球”为事件eqId7f9e8449aad35c5d840a3395ea86df6d,则eqIddc9fd286ead39b7a5446f4c63a3449a2(    )

A.eqId08dd1e25420bb85b96dea24e5d16abee B.eqId1985174e05ad371e13cf24d244423da4 C.eqIdda989de1fdf0c5ca4475aade5b5e3631 D.eqId4401b1421c08e525643180aef3f6dadd

8.已知函数eqIdfa6e22c8c27c9acfdcbc85ee71be9302,设eqId8eabd7e87ba0324987b1c3ed15ee5b0c,eqId2429a7bd3f3e96b03e433112770663c0,eqIdc529a3bee93996362b89c88ddefd820a,则eqId76f0649064a085fb74c997fb507a9b6d的page number 0

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大小关系为(    )

A.eqId131bbb874be8760c7347004fd276e514 B.eqId8b73abfe4bc26b1ded680d7abb1a2cac C.eqIdb1a6057ebfd4a316d82d5cd0bb9b09c0 D.eqIdb1dcee29fdf5ec1ebd5f00c494c3fcb0

二、多选题

9.下列说法中正确的是(    )

A.一组数据eqId38abf99b3774d4289824a1d73c19506a的第60百分位数为14

B.某中学有高中生3500人,初中生1500人,为了解学生学习情况.用分层抽样的方法从该校学生中抽取一个容量为100的样本,则抽取的高中生人数为70

C.若样本数据eqId1408d50ddce7dd9dd0c4acfb7b51ad24的平均数为10,则数据eqId8f1a2f40c3c0853c0d5a4150a9d3fc80的平均数为3

D.随机变量eqIdf022950e0faa45b617d497b01b5292b9服从二项分布eqIdb6d627c11fb9badc9f8c1eb4ae1bb141,若方差eqIdaa70d0eba41ec3247049f430ea8a1d7e,则eqIda18f76b9ac1017fb48ea30912fba4f65

10.如图,在正方体eqId6e09725691ee7851f54c0dee86b2bf55中,E,F,M分别为棱eqId4a696a182fff038a86b2bbe8ca099442,BC,eqIdf66fb71b75b63594ebeeeebd1963eed5的中点,则下列结论正确的是(   )

@@@1780fbdc-7db9-434e-8f60-23edcc8e25e9

A.平面EFM截该正方体所得的截面为正三角形

B.平面EFMeqId895d6f710d5f67e1d4c7408d50d77281平面eqId9539f8fb13345b449274b67bbda995db

C.直线ME与eqId0d8772aa893a9c1d40f714cb25701701所成的角为eqId037fb348109dc2063a268b10eb925a57

D.平面EFM与平面ABCD的夹角的余弦值为eqId827ccf0c04aa941ba20d5f4c6068b46b

11.已知定义在eqIdcf3ed15aa3dcc4211fb520b5b942c989上的函数eqId09f86f37ec8e15846bd731ab4fcdbacd是奇函数,函数eqId0e81e15b871dd32b2438ef8025bcc42d为偶函数,当eqId0f7dbb416ec1ff1984a724a4f48bf692时,eqIdc8c51529dd2d2a0b42a513d36cc1c324,则(   )

A.eqId7aed39f5aca78934fb383402433fe549 B.eqId5e264b11a47db447a7a0a19f2c3b8900 C.eqId31acd41fe30b9063846f76788d66f5c0 D.eqId340faba55da9b123aace153e57806945

三、填空题

12.已知eqId324ae9aabe9b5d2800807da07b3d0268,eqIdc6f99645c5aa5800b219c4d9f0baebcd,则与eqId437dc907211c5934f938d869f6b19e93方向相同的单位向量eqId3be2580453fe5ee9427ab10b8e118b26      .

13.设函数eqId4eb01f055ee6ad133be745b358bcdecd,若eqId15539331426a21d0582ba9dc38046bee,则eqId749a8dbf223211b0c9be7811b21e6813=        .page number 1

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14.已知三棱锥eqId891579e7c231584a8e16b8eeff79888e中,eqId21f9157fce2a8339d281178c7c0bccbe平面BCD,eqId2e921f46d90e43f4517c55832b6280f9,eqId3d6bdfb0e1be5583e794ab614a8abe1b, eqId077c956ac0eb05cf120e14f17413dfa2,则三棱锥eqId891579e7c231584a8e16b8eeff79888e的外接球的表面积为     .

四、解答题

15.为了解某社区居民的家庭年收入与年支出的关系,随机调查了该社区5户家庭,得到如下统计数据表:

年收入eqId81dea63b8ce3e51adf66cf7b9982a248(万元)

9

9.5

10

10.5

11

年支出eqIdd053b14c8588eee2acbbe44fc37a6886(万元)

11

10

8

6

5

参考公式:eqId8898c413aa571a4bc3ed2771ca6f6814,eqId3862a7c346d65c9605498cc4d1e9ab86

(1)求eqIdd26333e31d7254a006bf8f7852a6b463;

(2)求年收入eqId81dea63b8ce3e51adf66cf7b9982a248与年支出eqIdd053b14c8588eee2acbbe44fc37a6886的回归方程eqId929ef3bed0a4bdd22f39e036506dc481;

(3)据此估计,该社区一户家庭年收入为8万元,则家庭年支出为多少?

16.已知eqIdcd6c71a0da6a878a5b12bf8a8e784645是半径为1,圆心角为eqIdc0211da37e92f915e781691296578ba0的扇形(O为圆心),C是扇形弧上的动点,过C作eqId84ea01f10954f0b6f72aca9574775739,垂足为D,作eqId6971395b99e63109542b0369d44e4994,垂足为B,连接eqIdd40b319212a7e7528b053e1c7097e966,记eqId8f16afac986fd7b908dd5bd0716a4db3.

(1)若eqIde3416881a6f67d05fe6b67787047fc86,求线段eqIdd40b319212a7e7528b053e1c7097e966的长度;

(2)求当eqIde170f206fdbbd834aad7580c727e2cc6取何值时,eqId661ff55b5ebbadfb600989af3cfce2fd的面积最大,并求出这个最大值.

17.已知eqId3ee8e0f533c29736df52315c6ea4d2aa,eqId713330441c0a7f4d353142593496be8f,eqId7a2f4b1178f68bd147d1a2a6acd04435与eqIdc94075193c11fe43f2396cff5a485054的夹角为eqIdc24095e409b025db711f14be783a406c,

(1)求eqIdc39d1d88189726ae99c309644fca3494与eqId7ea42e1d01dca4674f096722ad65c056的值.

(2)求eqIdb60c3dbf345c9ce3757b7325c7e0d2e0与eqIdaefd06c239145a2b6ae87a955aa51414的值.

18.如图,在棱长为1的正方体eqId6e09725691ee7851f54c0dee86b2bf55中,点M,N(N靠近eqIdb1241216f3c1cb5e73043dd1037f556d)是线段eqId24bb49fdc6b6bbb2449fdf8a0de769d3(含端点)上的动点,且eqIdfdee5f82c4f15256d80aadf70bb3d65d,设平面eqId411b38a18046fea8e9fab1f9f9b80a5f与平面eqIde86eec8526479272d15bb3b171a46de0的交线为l.page number 2

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