江西省2025-2026学年高三上学期期末复习自编模拟数学练习卷(二)

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高三数学期末复习自编模拟练习卷(二)

 

一、单选题

1.已知eqIda043f95a5c97b78546941deb6f288b64(a,eqId19339e3904e9541ff26b30ae5f1242b2,eqId3a7035cd4adda5d72a9fc9f9fda75995为虚数单位),则eqId892560dcff6af9f66a3f735652f69dd7(    )

A.5 B.1 C.eqIdacbc6a613224461ade69362d46550474 D.eqIdd13ce3ebd1112220c639562739f1f9d1

2.设eqId4c9367bfb12ec0fd9b81314858624e9d是小于9的正整数eqIdc4ca8bdc812627d925f00ed7c145d696,若eqIdca31d722443aafe63d36132771c753c2,eqIdc83473b0f5ef2262848d6b4546a374cb,则eqId20f5ea27f1457f54c8a89b66fd4a8589(    )

A.eqIdc5c25d43e7508ea9b7bba2a28982dda6 B.eqIda2608c04eaa99119397a35abf7b47288

C.eqId90a8e4ea915cb2805e2868743e5eeda6 D.eqId9f121e448b98045cd36379eab14942b3

3.方程eqId51b982d9c6b396cac3f0d19e85247835的两根是两圆锥曲线的离心率,它们是(  )

A.椭圆、双曲线 B.椭圆、抛物线

C.双曲线、抛物线 D.无法确定

4.若点eqId368a8f74a67b8e59539b437d7664c011为函数eqId7a4aff88d8ea220e6e856a0088e6e982的图象的一个对称中心,则eqId20d6fc9b90f370fbb27552876b650f8f的最小值为(    )

A.eqIdf0089b6a5db83e40e05f8ba2906df087 B.eqIdbd540e929c5fd4cbff00cc5173869f76 C.eqId8e2e4b6245a4cbc60a6a5bca84609f61 D.eqId798bed467612fc934f5a6d6505f4bbab

5.已知函数eqId0f35b034b2403e0b17dadaf571320ef9,则eqId7f3fe63fcceb0a68ab17caeaedafa9d0(    )

A.2 B.1 C. eqIdacbc6a613224461ade69362d46550474 D.3

6.已知eqIdd7b598968bc4d7b6d593677be1869115,若eqId682f7926f900ffb95d94c3d958cae5ca,则eqId81dea63b8ce3e51adf66cf7b9982a248等于(    )

A.6 B.5 C.4 D.3

7.直线eqId7fbd00997b1129081e3620df5016b2ef被圆eqId9f7f7f8a4ca4214d568f6d47828f01ee截得的弦eqIdf52a58fbaf4fea03567e88a9f0f6e37e的长是(   ).

A.eqId95bacae35b6e16a0a33c2bdc6bc07df7 B.3 C.eqIdd4056761b8f826eeb6ad8c9a151d3c9c D.4

8.定义:对于任意实数eqId81dea63b8ce3e51adf66cf7b9982a248,符号eqIdd2efc4b458ea20c1acca4317505e9fd2表示eqId81dea63b8ce3e51adf66cf7b9982a248的“临近整数”,即eqIda6c0e5caa2e092b270af84632d1d20f5(eqIdb6a24198bd04c29321ae5dc5a28fe421为整数)当且仅当eqId692f19277572dc695f32be2f6b683c06.已知eqId2f7682bd1b3b8e9008a42bc29d270918,则eqId76f0649064a085fb74c997fb507a9b6d的大小关系为(    )

A.eqIdb1a6057ebfd4a316d82d5cd0bb9b09c0 B.eqIde1fee06cc1bf96fc80df8f4de15d93f8

C.eqId131bbb874be8760c7347004fd276e514 D.eqId8b73abfe4bc26b1ded680d7abb1a2cac

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二、多选题

9.若平面eqIde170f206fdbbd834aad7580c727e2cc6的法向量为eqId5f2c8df8bd5cbe89bd693c69266ecc13,平面eqId5b5858ee1ce52b251816757257a11c29的法向量为eqId526f3c25a3651e99378169ed35971830,直线eqId0f85fca60a11e1af2bf50138d0e3fe62的方向向量为eqId5277781ec8beab4a8713626e37902477,则(    )

A.若eqIda5986f2991d45fbf3578f08f27d9fd7e,则eqIdf9e1a857efc2b869499246a8386faee5

B.若eqId9e380108ba2cf04e68a5a9393d2b921c,则eqIddb50504026e8b8e99e380b32a84b1b4e

C.若eqId25a89f46807a6d26c2985675f1b4844d,则eqIddaac3b69009a27d28fa04fd88c9bb102

D.若eqId35f747152f006301e03b643afb80195c,则eqId76f34f9141c604608c1834763e57c390,eqId4d69a59e0081163c8b80c3eed15b3475

10.已知eqId1dde8112e8eb968fd042418dd632759e为坐标原点,eqIda436db19eb954d31075d5398f1b92ecd是抛物线eqIdc5db41a1f31d6baee7c69990811edb9f:eqId9fc58c62444bf42a25289c45425a00f2的准线上的一点,过eqIdc5db41a1f31d6baee7c69990811edb9f的焦点eqIda0ed1ec316bc54c37c4286c208f55667的直线eqId0f85fca60a11e1af2bf50138d0e3fe62与eqIdc5db41a1f31d6baee7c69990811edb9f交于eqId5963abe8f421bd99a2aaa94831a951e9,eqId7f9e8449aad35c5d840a3395ea86df6d两点,eqIdacc290b44635265137fdf13146b6a6d9为eqIdf52a58fbaf4fea03567e88a9f0f6e37e的中点,则下列说法正确的是(   )

A.eqIdd0a0328dde917c3e6d0f1ca9ddb6027b

B.eqId3fe95f656b98b53f71a9d72bf0c9a4b9为钝角三角形

C.直线eqId9f0009063fe00277645aff1be6e32471的斜率的最大值为eqId8d5989c84e320b504511f23eeb6e7357

D.若eqId83640592853a53872d7af69c0cffc1bb,则直线eqId0f85fca60a11e1af2bf50138d0e3fe62的斜率为2

11.在四面体eqId411b38a18046fea8e9fab1f9f9b80a5f中,eqId37569f630a9ca7f70994a9f0f88aaef5,二面角eqId5ec2524be492bca0d1566bf848066f10的大小为eqIdc24095e409b025db711f14be783a406c,该四面体的所有顶点都在半径为eqId2858005b9ae89ae080d83dcc13cf8e81的球eqId23f919bd3dde10dbbc076f7ec5149699的球面上,半径为eqId2b3e95410f3b4fcb0cba425b521d1f67的球eqId3c4f6f74444b2b7947fc6e35c8d62322与该四面体的四个面均相切,则(   )

A.当eqIdb3e186ebc624ebacde9a03b96289f1ab时,eqIdca6ec6e054d03ced0157e90c1d2ab2ff B.存在eqIdc24095e409b025db711f14be783a406c,使eqId23f919bd3dde10dbbc076f7ec5149699与eqId3c4f6f74444b2b7947fc6e35c8d62322重合

C.eqId2858005b9ae89ae080d83dcc13cf8e81随eqIdc24095e409b025db711f14be783a406c的增大而增大 D.对任意的eqId6d37490283824ceebd7a921dd552b3cc

 

三、填空题

12.若曲线eqId9a35c8d19d5e393140fe6720bc3432b1在点eqId29343388ca8b33dc98325e65382b38a0处的切线与曲线eqIdf2158ff0dbedd65d3123dca71bb78329相切,则eqId380bbacf854e30e2e747fc286d2b9997        .

13.在等比数列eqId83cf38189d5cbf627d2b82ac0eb76006中,eqId0d72045c1b1193a7e0097d1ef4e36be3,则eqId0ebce85ea9bc18815ef8887057030a63       .

14.有eqIde2d51f9147b8265c0276c1f2c2659197个人围坐在一个圆桌边上,每人都越过桌面与另外一人握手,若要求所有人握手时手臂互不交叉,例如eqIdcc2d3df37e73a8abea815f37dbb3fff5时,一共有4个人,以eqIdbdaa19de263700a15fcf213d64a8cd57、eqId61128ab996360a038e6e64d82fcba004、eqId5ca7d1107389675d32b56ec097464c14、eqIdb8860d9787671b53b1ab68b3d526f5ca表示,握手两人用一条线连结,共有2种方式,如图所示.记一次握手中,共有eqId54a829fdd8ec0f3b7ede883cf2c3e53b对相邻的两人握手,当eqIdfac3649308b528fd56545ba102dc42d5时,eqId54a829fdd8ec0f3b7ede883cf2c3e53b的数学期望eqId6715ed6ed73329fc744c3bc6e7c3c77e      .page number 1

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@@@11f41ca2-3617-4051-a86f-9ce390b4112e

 

四、解答题

15.某机构为了调查喝酸奶是否可以降低体脂,邀请了40名女性作为研究对象,将其随机分成两组,其余变量不变的情况下,实验组每天喝220g酸奶,对照组每天喝220g牛奶,持续24周后,得到如下数据.

单位:人

受试者

脂肪

合计

没有减少1kg

减少1kg

实验组

2

18

20

对照组

8

12

20

(1)从这些研究对象中随机抽取1人,求此人每天喝220g酸奶且脂肪减少1kg的概率;

(2)用按比例分层随机抽样的方法从脂肪减少1kg的研究对象中抽取5人进行进一步调查,并从这5人中随机选2人发一份小礼品,求这2人都来自实验组的概率.

16.已知数列eqId76aef4cdcb5af742ce28003b7b6c8c20满足eqIdb065334d8f60c49f4bd3d9f1373fe4cd,eqId8414855976267bedd945e4214414d18f.

(1)证明:数列eqIdf7b5f4672f6f64c96601cecacbdc073c是等差数列;

(2)求数列eqIdf7c1348da20bfd91e0cd3ff767cc1011的前eqIdb6a24198bd04c29321ae5dc5a28fe421项和.

17.如图,在四棱锥eqId0585b6c0f156eecf9662b9846d4eb693中,平面eqId93edc7bb513f40a89173121c8570cd65平面eqId411b38a18046fea8e9fab1f9f9b80a5f,eqIdedad9144aeb7736edceebe814fffa5c6,eqId1be8491c0f3a88b4be353b9c59d67562,eqId62974d34de3a12418d6b700420afd1b2,eqId77eef0eaf87646c1692bdae799d194d1,eqIda0ed1ec316bc54c37c4286c208f55667是eqId20a541b81584a032f571159ea152c85a的中点.

@@@3193a2ce-bfdc-455f-ba50-d107c9b28770

(1)证明:平面eqIde4aa9084b8fe0fe05c4388d1f835587b平面eqId80f747eb5b2d21c9de962cbfd4ec4bb7.page number 2

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