1.集合中求参数问题-高中数学全部题型大总结(全国版)

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1.集合中求参数问题

1.(21-22高一上·全国·课后作业)已知不等式eqId2c762f97c305215402280050fe1c4556成立的充分条件是eqIdd47f8d234c1df11e957b9bd7d3f2da47,则实数eqId294f5ba74cdf695fc9a8a8e52f421328的取值范围是(  )

A.eqId37cdf79cd0cc1080ac07e1016cf4d9ad或eqIdea02853e8f9d1a925846ffd18c26ab90 B.eqId37cdf79cd0cc1080ac07e1016cf4d9ad或eqIdba3c82ed3506c03bea5bd55c84543810

C.eqId28334da069a00a7db5f711663a30739a D.eqId3ce3d7ef21787da68f91f9339d3f3b21

2.(2023·天津河东·一模)已知集合eqId2feed236cb514eee5a426282155ccf58,eqId0135df381808119c5f864fb2c9cbba63,eqIdfdbbe46a98a8fdebfc46fcbc45dc88e8,则实数eqId0a6936d370d6a238a608ca56f87198de的值为(    )

A.eqIddd78e3cc6209e3fb5e26e2872cb5095d B.eqId7f627cca94978fff6a41d0d4d2ede382 C.eqId693b334b6467d7f1037bb8960e057b7a D.eqId72808839ea1bdebafc0a0806ba194f19

3.(21-22高一上·福建龙岩·阶段练习)已知集合eqId265e81e52218232e16c78f57b3aa0de9,eqIda763eda889242248421396fd569eb883,若eqId0b05d2be27e8f53e4de3071846dffb41,则eqId0a6936d370d6a238a608ca56f87198de的取值集合为(    )

A.eqId6170ed4a10e57487d525e71610dff82f B.eqIdd24a4c00f64c1d2f8953125d23cc79ce C.eqIdbfd315e48e788aae6dc61480f4ceaffc D.eqIde579db390f938e41c45169ce4cdd805c

4.(2024·全国·模拟预测)设集合eqId1e9703c8b767d56134e86f6aedc07fc7,eqIda88d7af6cb8e53f7ab99b3d991173ae1,若eqIdfdbbe46a98a8fdebfc46fcbc45dc88e8,则a的取值范围是(    )

A.eqId5e5a1d538f6df417f8d97c4cfa846c7a B.eqId68aeaab00b18ca6dbddfa93167c4d73d

C.eqIded6d804ef44bfc64f824b0ccef71765e D.eqId00078668e2c7ab136413bce337ef2517

5.(23-24高三下·重庆·阶段练习)集合eqId0032d459ac4fc3c007f6acda35faf95e,eqIdd1caba64f9e0a0ecf758eb306f84f26c,若eqIdcaf22d7d1a965bda25168a233fb6290c,则实数eqId380bbacf854e30e2e747fc286d2b9997(    )

A.eqIdacbc6a613224461ade69362d46550474 B.0 C.eqIdf89eef3148f2d4d09379767b4af69132 D.1

6.(24-25高三上·广西·阶段练习)设集合eqId868febf6f139f86e6db05d79f111d1e9,eqId0f87a1f23ae42f3e2c66591dae098958,若eqIdc2ad78dc8b8aed907b4fe9640c997454,则eqId380bbacf854e30e2e747fc286d2b9997(    )

A.eqId274a9dc37509f01c2606fb3086a46f4f B.1 C.2 D.3

7.(22-23高一上·江苏盐城·期中)已知集合eqIdd78a96152c480ec21462f47f3728ed0e,eqId184f3e07ef7f5d3b2c25c2c46194c5b0,若eqId3f0f24d1daf9447a4837e7886261c592,则实数eqId0a6936d370d6a238a608ca56f87198de的取值可以是(    )page number 0

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A.0 B.1 C.eqIdacbc6a613224461ade69362d46550474 D.eqIdf89eef3148f2d4d09379767b4af69132

8.(21-22高一上·新疆·阶段练习)已知全集eqId860ebb6f76cd3cb9a265dfc233002a13,集合eqId33c9d20ad882d3eb9a193c12a2fecd0c,eqId2fe6219245082be33ea0dba8d3094d08,则使eqId10b2d22b9ed16a568963512cefc2390b成立的实数eqId294f5ba74cdf695fc9a8a8e52f421328的取值范围可以是(  )

A.eqId4465b93c643ec85e4106fbc7ada9e652 B.eqId6e831c9f1016857777165c5f48ebec3f

C.eqId25826c0dc2660e142d711c1f2ea98469 D.eqId9a302c771cfb7a272906212ec7285d27

9.(2024高一·全国·专题练习)若集合eqId76b71b2e7c59ef350cd0953436b0887a,eqIdd6fff90a44e286fa8a892209fef802b4,满足eqId2d2383c2feb98faad50de5992d518582,则实数eqId0a6936d370d6a238a608ca56f87198de的值可能是(    )

A.eqId01317332a203c898536b1d0459f51d23 B.eqId0cf3f23bfec394769b4670962b219999 C.0 D.1

10.(22-23高一上·江苏镇江·期中)下列说法正确的是(   )

A.至少有一个实数eqId81dea63b8ce3e51adf66cf7b9982a248,使eqIdf92c4303ebef88f0862f8d625cd5356b

B.“eqId5a0c4c098615c6bc7e6dcf72e5b5201a”是“eqId0cb54b1b3617ebc502cb44194cbcd1dc”的充分不必要条件

C.命题“eqId430c68bd00f94e82c5b072501440e5b5”的否定是假命题

D.“集合eqId84d5bac00ab6a2427c9b046c07397b2d”中只有一个元素是“eqIda51e2b8f615b2cc7eca7fda25efb507d”的必要不充分条件

11.(2024·河南·模拟预测)已知集合eqId8665b8bbf2b74a68759a79bfbfc2adce,若eqId04ceb1f338fa60976229d7ec6531b626,则eqId294f5ba74cdf695fc9a8a8e52f421328的最小值为          .

12.(21-22高一上·贵州毕节·期末)已知条件eqId8cbb301b000c0dfa19e595a6a2d6805c,eqId1d5c9f44beb005ac8c08beddfabd7e1b,p是q的充分条件,则实数k的取值范围是       .

13.(23-24高三上·江苏连云港·阶段练习)已知集合eqIdab61a1d7dc6336ac10a747a86a646725,eqId3c9ec26fd8a38aac8913cfc09a986b1b或eqId4c3e9f413becf6dd991e42e8cc9bc1db.若eqIdfa39a289220f0997746805a97c6f1023,则实数eqId0a6936d370d6a238a608ca56f87198de的取值范围是          .

14.(22-23高一上·广东梅州·期末)已知全集eqId6dcaf41cda5c2df78a0ed2ac97277ceb,集合eqId51af7a4df84f04bfaadc35ab1349aff3,eqIde10946364fd9b07878ebeb90684552d6.

(1)当eqId711b21672fd907c5c92fee1d649e7003时,求eqIdb3744e71abf4b43e128eabea9181b712和eqId7b010ba9ba0cbd06dabf18797292203c;

(2)若“eqId6ed006b944ea64f970fee46e2f558467”是“eqIde23af61cd402b3789af2401bde9cbefe”成立的充分不必要条件,求实数m的取值范围.page number 1

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15.(2022高一·全国·专题练习)设全集eqId6dcaf41cda5c2df78a0ed2ac97277ceb,集合eqId93b115ba139ae7981b93a77be31051c6,集合eqIdd0ff2e7f8488ca9602e1dd745c6a8085.

(1)若“eqId6ed006b944ea64f970fee46e2f558467”是“eqIde23af61cd402b3789af2401bde9cbefe”的充分不必要条件,求实数eqId0a6936d370d6a238a608ca56f87198de的取值范围;

(2)若命题“eqId728ca24844243ea9185f6f79c773145b,则eqId6ed006b944ea64f970fee46e2f558467”是真命题,求实数eqId0a6936d370d6a238a608ca56f87198de的取值范围.

16.(22-23高一下·湖南岳阳·开学考试)设集合eqIda5a27ff28207bd10384f32dd15964b22,

(1)若eqIdd8a3cc8c48bf54ec8252e5dce6867754时,求eqId8fdbfa7a63fdf5717d40c8c9a73ec160,eqIda964b99d839b459f7f14af1d512edcf4

(2)若eqIdfdbbe46a98a8fdebfc46fcbc45dc88e8,求eqId294f5ba74cdf695fc9a8a8e52f421328的取值范围.

17.(23-24高一上·全国·课后作业)集合eqId2d07d47cf1658f524d65d693cca1e634,集合eqId411b25923760f64f5ad71024bd290521,

(1)若eqIdcaf22d7d1a965bda25168a233fb6290c,求实数eqId294f5ba74cdf695fc9a8a8e52f421328的取值范围.

(2)若eqId96f1ba0a1129741502600e47bf058c98,求实数eqId294f5ba74cdf695fc9a8a8e52f421328的取值范围.

18.(21-22高一上·河南安阳·开学考试)已知eqIdb1010846eeec6c9da29640f5aa3f8738:关于eqId81dea63b8ce3e51adf66cf7b9982a248的方程eqId3626d51bf3e303397a03084e0d7d8134有实数根,eqId9aa8a716a31b0f51b70fdf9bdb257909:eqId24eab578f424e2cc4ce1d02f0ece2604.

(1)若命题eqId7ffc1bb9d53a27d484396ad74d6a26e0是真命题,求实数eqId0a6936d370d6a238a608ca56f87198de的取值范围;

(2)若eqIdb1010846eeec6c9da29640f5aa3f8738是eqId9aa8a716a31b0f51b70fdf9bdb257909的必要不充分条件,求实数eqId294f5ba74cdf695fc9a8a8e52f421328的取值范围.

19.(23-24高一上·河北保定·期末)已知集合eqId04b37bdf9f52327598646330bbef5869,eqId64597a1f4f2fb0fada978bd15a22e08b且eqId928cd155cf20033821c58ab602111bd6.

(1)若“命题eqId61511b689f2d71b1e915640018330e1c,eqIde23af61cd402b3789af2401bde9cbefe”是真命题,求实数eqId294f5ba74cdf695fc9a8a8e52f421328的取值范围;

(2)若eqIdb89cf68f0f94dbe02d283161b49a2e97是eqId95baecc4253a20ca181776230dbf214e的充分不必要条件,求实数eqId294f5ba74cdf695fc9a8a8e52f421328的取值范围.

20.(9-10高三·江西宜春·阶段练习)已知非空集合eqId2cd310f0271106c472a4245d6184edab,eqIddfe4e4de6c2fbda0be1da93ed5c14415.

(1)若eqIde65397f11ea8af736f38debadf420c4a,求eqIdabe3efd3ef22aecf3f446c3736206b7a;

(2)若“eqId320a7c616f6f7207a0a38bb707ac2205”是“eqId3591abc88bdadaf5fee459f4620fbd47”的充分而不必要条件,求实数a的取值范围.

21.(20-21高一·全国·单元测试)已知集合eqId6a264253669172bf8dcf939c78030e67

(1)当eqIdd8a3cc8c48bf54ec8252e5dce6867754时,求eqId8d5d4621996282c096cde2a711d1bca8;

(2)若eqIdfdbbe46a98a8fdebfc46fcbc45dc88e8,求实数eqId294f5ba74cdf695fc9a8a8e52f421328的取值范围.

22.(24-25高一上·上海·课后作业)设集合eqIdea30d1490bdfcfee14be027d88d4f5f0,eqId471f96af1d37b0c321170f7aaef1a2e0;page number 2

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