北京市2022-2023学年高一上学期期末数学试题汇编-14一元二次不等式

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北京市2022-2023学年上学期高一期末数学试题汇编-14一元二次不等式

 

一、单选题

1.(2023春·山东德州·高二德州市第一中学校考阶段练习)已知函数eqId09f86f37ec8e15846bd731ab4fcdbacd的定义域为eqIda43b2faa4f81f32d94612dce724e772b,满足eqIdf7b57066138fbfc932a17cf46bc933f3,且当eqId71bb7883ea87e6275472dbe14ee62357时,eqId2fae0961f73fe66ddbb6a2d4c84fd5d9.若eqId3dc0a0df70094a48a1fde3bcfe5f8a7f,则t的最大值是(    )

A.eqId501f5f8a20af3b5cda6e9b13063450ba B.eqId44cfd56f0118ac1ea040a703b079c2b6 C.eqId8e0129914278d2f2c8aea0643ae7a5bc D.eqId5e1a28d07fb1904c65774987073d6f9d

2.(2023·江苏·高一专题练习)不等式eqIdca412b32382e4a5e45a928b6ac9ce127的解集为(    )

A.eqIdaa114836b542a04779069b965e2c7235 B.eqId5c76e9b0e4fb08266c449821ecfb4095 C.eqIdb22288ba77062e9e5cb474bc68933066 D.eqId148e1fee452b7ef765706a7923bae4b3

3.(2023秋·北京西城·高一统考期末)已知集合eqIde4b1498de9a91c7ae293b754bb09b27a,则eqId95e60375f97ff7854f4d3a8b1108d2e3(    )

A.eqId1c702a3b44574048f0d4ed8970e73524 B.eqId877bd838ef41e90cb51958c40ddc3082 C.eqIdcad64344e51dbff9d7d166430dc0cae5 D.eqId25a4b68d7be63ec223f642976a1087ba

4.(2023秋·北京东城·高一统考期末)不等式eqIda4eed3415f9a0607cc2a9dc52960f76f的解集是(    )

A.eqIdf347d6f3ca845711425139029d4f1645或eqId68de92160c612a9b4ecdf5c51e8a39c9 B.eqIdae24bf6569f6cc1c80c6f421af0a88b9或eqId17417d922dac412f1a723851ab9ba234 C.eqId075cfdf53f2a8753419bf7e230573e47 D.eqId298663891e6c92a991342deb303efabf

5.(2023秋·北京怀柔·高一统考期末)已知eqId10bbdef421c976962a270a2beabbad91,eqIdb1010846eeec6c9da29640f5aa3f8738:方程eqId831c3990eff0d957ad589b6b07436d4b有实数解,eqId9aa8a716a31b0f51b70fdf9bdb257909:eqId620a6c0dd68965305f065ddd135266b3,则eqIdb1010846eeec6c9da29640f5aa3f8738是eqId9aa8a716a31b0f51b70fdf9bdb257909的(    )

A.充分而不必要条件 B.必要而不充分条件

C.充分必要条件 D.既不充分不必要条件

6.(2023·四川眉山·统考一模)已知集合eqId6dc44e0535be21731d4a443c4046e5ff,eqIdccac6bd413766d012bc368b0b48a8776,则eqId95e60375f97ff7854f4d3a8b1108d2e3(    )

A.eqId1cf664ed944afee2ec6d18b67fd09b06 B.eqId71a3619ccbcf65312754a970647014e5 C.eqId8d82ec141c8e84ac00891f48577052e4 D.eqIda0b4f50278bda61573c476f27e0dec4d

7.(2023秋·新疆昌吉·高一校考期末)不等式eqId0fd485897eb27c8dbf92df1c7a944ffc的解集为(    )

A.eqId0c0166969d1245f08b0c3523fd280f95 B.eqIdfce0591af4fa59a9d7daf42afc74e112 C.eqId66e42dfc5beb211fff99c49c7ca2986f D.eqId97bb5a3bce30a8695654eb7986305b49

8.(2023春·北京海淀·高一清华附中校考期末)已知集合eqId1045767d78b7921b42db2a140162d38f,page number 0

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eqId4dcef77458435570eea1e815f37a3ce1,为使得eqIdfdbbe46a98a8fdebfc46fcbc45dc88e8,则实数a可以是(    )

A.0 B.1 C.2 D.e

 

二、填空题

9.(2023秋·北京顺义·高一统考期末)不等式eqId7b9c6bfc790b30a2dbcb1c6f02139e4f的解集是          .

 

三、解答题

10.(2023秋·北京平谷·高一统考期末)已知函数eqIde9be06a83bfeda7f63eb7e86463d0fc2

(1)若函数eqId09f86f37ec8e15846bd731ab4fcdbacd在区间eqId881fe2df23c5a0fe1d1fecbe9ffa55fb上单调,求实数eqId294f5ba74cdf695fc9a8a8e52f421328的取值范围;

(2)解不等式eqIdf64d16953c3a99accf2fe25c5a86a041.

11.(2023秋·湖北襄阳·高一襄阳市第一中学校考期末)已知函数eqId0381e37d04bf239666394791bbbe8dc9.

(1)当eqId0b550ee821ee1838384835e81fc34b67时,解不等式eqId5b666663ce3537a634a3b427b418eb62;

(2)若命题“eqId4ad5fe274cfc8da2dacfb65801f344ac,不等式eqId5b666663ce3537a634a3b427b418eb62恒成立”是假命题,求实数eqId0a6936d370d6a238a608ca56f87198de的取值范围.

12.(2023春·安徽阜阳·高一统考开学考试)已知集合eqId287eb02badacb686ed78235c469b5834.

(1)求eqIde36107591b80216ded064f86af687b43;

(2)若集合eqIdbf8a0865a6749bc058c0a783bb4703d0,且eqIdcaf22d7d1a965bda25168a233fb6290c,求实数eqId0a6936d370d6a238a608ca56f87198de的取值范围.

13.(2023秋·北京丰台·高一统考期末)已知关于x的不等式eqId765f521fa075140051199a3e1908fa91的解集为eqId805c04d2b3b9dd780f95ca63868441f0.

(1)求实数a,b的值;

(2)再从条件①,条件②这两个条件中选择一个作为已知,使得eqIddea9a4259cca10c1f5af28e621ebafd6,求实数m的取值范围.

条件①:集合eqIdb72f4260cf96915a0d3216e44ed42fc9;

条件②:集合eqId26e4ea7b5fc69e3bc5ef06a62bad9131.

注:如果选择多个条件分别作答,挍第一个解答计分.

14.(2023秋·北京东城·高一统考期末)已知关于x的不等式eqId54113c4b1332cabfd932820343037d20的解集为A.

(1)当eqId0b550ee821ee1838384835e81fc34b67时,求集合A;page number 1

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(2)若集合eqId546e8cd9cdc519c08ad0df194227c7fb,求a的值;

(3)若eqId3f37f2f2b7851376587cc6061ed50c35,直接写出a的取值范围.

15.(2023春·北京·高一校考开学考试)已知集合eqIdaaf093f39207487fadb81586a933f72d,eqId3ebed5ca1c5631e3d05a8f437b34ae88.

(1)当eqId0b550ee821ee1838384835e81fc34b67时,求eqIdbbfa5ad99d60a473d94bb6811ddbfe8a,eqId8fdbfa7a63fdf5717d40c8c9a73ec160,eqIdb3744e71abf4b43e128eabea9181b712;

(2)若eqIddea9a4259cca10c1f5af28e621ebafd6,求实数eqId0a6936d370d6a238a608ca56f87198de的取值范围.

16.(2022秋·黑龙江哈尔滨·高一校考阶段练习)已知函数eqIdad6135580e4c4ad48e9f35cd64d85eb2,eqIda983e23f11c0fcb5d52be04c24271350(eqId2725a89d93c791f7a0098f4964587905).

(1)当eqId711b21672fd907c5c92fee1d649e7003时,求不等式eqId635e49a5da8d3d6397713f372bf85402的解集;

(2)若对任意eqIdc4166972dec0aa3e8694a44eeb941a08,不等式eqId635e49a5da8d3d6397713f372bf85402恒成立,求eqId294f5ba74cdf695fc9a8a8e52f421328的取值范围;

(3)若对任意eqId76403d7140eb0fb3942718a3f4532151,存在eqId3a9ab06b4fb0a1ec1ca4858e587790bf,使得eqIdfc7082c68f1bfd946d8caade98963861,求eqId294f5ba74cdf695fc9a8a8e52f421328的取值范围.

17.(2023秋·北京怀柔·高一统考期末)已知函数eqId44af88a9086d44d6645c6bf534cfc8eb

(1)若不等式eqId1c73a98c1b3504e09bfbe0db849b0d24的解集为eqId7c51f4794adcaf0fbc653bfe40b48e08,求eqId09f86f37ec8e15846bd731ab4fcdbacd的最小值;

(2)若eqIdb4c57d3ce9e64e5c7739e42e435cd743且eqId70dfd3b70aab0849a459a241d904aa73,求方程eqId86b92b70365c63607daecdc8deb73ecf两实根之差的绝对值.

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