解题方法
1 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/572ce99e03bcdb8a3604ebd9b70a798a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aeb293c9a2e19212ab9c502fdb371fec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
2 . 已知
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdc420dd79a8007cee0bf30a9990e0ee.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5aca7f0097fc0562c40375ce6756d56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57115371320bf8c2b5cde136392696c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdc420dd79a8007cee0bf30a9990e0ee.png)
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4卷引用:福建省部分优质高中2023-2024学年高一下学期入学质量抽测数学试卷
名校
3 . 已知函数
,且
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b034efbe2f624e9d1a521ba9d6832375.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e56a62945d02f92e2b7badc909560002.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() | D.![]() |
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3卷引用:福建省福州市福清第一中学2023-2024学年高一下学期开学适应性练习数学试题
解题方法
4 . “学如逆水行舟,不进则退
心似平原跑马,易放难收”,
增广贤文
是勉励人们专心学习的
如果每天的“进步”率都是
,那么一年后是
如果每天的“落后”率都是
,那么一年后是
一年后“进步”的是“落后”的
倍
现假设每天的“进步”率和“落后”率都是
,要使“进步”的是“落后”的
倍,则大约需要经过
参考数据:
,
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32ca6fa9955690cec01db601e3abce0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33b0e787c1d82071c825975348698f58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/461950348087cdb06ec28d7569d14c1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c90282d4a37c9a20620d4bbb0c263cae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a317f002fd3ae7f3b041d4078e81fe07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06640c165056a952b81b13d625f264ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a317f002fd3ae7f3b041d4078e81fe07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a714f6374d4745278ba68ddd0b83ace9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a77f141d562af3acb28e30ab6e8ded45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c90282d4a37c9a20620d4bbb0c263cae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8ee628efd6b2f7296c106dd5cbae42f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0efba7147f5b9ced8bc4a72f0a9fb8af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd995178601c2ad7b40f973d268c7bb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/282724a3b2b45f1966a91389fdcedfcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14ace072593edc71ae045a7650241f88.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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23-24高一上·四川眉山·期末
名校
解题方法
5 . 冬季是流感高发期,其中甲型流感病毒传染性非常强.基本再生数
与世代间隔
是流行病学基本参考数据.某市疾控中心数据库统计分析,可以用函数模型
来描述累计感染甲型流感病毒的人数
随时间t,
(单位:天)的变化规律,其中指数增长率
与基本再生数
和世代间隔T之间的关系近似满足
,根据已有数据估计出
时,
.据此回答,累计感染甲型流感病毒的人数增加至
的3倍至少需要(参考数据:
,
)( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be9b4a83b9aebebf29de0c4406ebf894.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54e9b246a2e394aa17809313d6dc978a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fab5d4cb57b40330385bfb677db8b19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ee82af4668ec0a4ec3e2159561e122.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bc05f41215f9894e11d1df0465751a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be9b4a83b9aebebf29de0c4406ebf894.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4bb2728a7106f0ea6f7b54a2a9d7fe9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9b17c923943b7c49d42ce4b36293f78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47ca353950db96dbb4be47350b0cbc0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bf9b9bf7044de50ab3e2016dac08e01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b58ebe6148d43fb701a23e039438c54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8288e1d872c6b5872b84a32469ff9e76.png)
A.6天 | B.7天 | C.8天 | D.9天 |
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名校
解题方法
6 . 已知
,若对于任意
,都有
,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e261401a1f1a8f108c975545c98304f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2adb2f27ddb3d3acf4eda4f1a5e47e9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c271ce52eb53c99b7065d98c1154b78d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
7 . 已知函数
,其中
且
.
(1)若
,
,求不等式
的解集;
(2)若
,
,求b的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78357a4692ab7d75157333f49a62439b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/143b917df0520097be222accbddf9394.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d03b9867f112114f33627d8c28600a8.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b713856f459dcb717f4e5be71b022e0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c5be1c986ef462966026705615ddb66.png)
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8 . 已知函数
若关于x的方程
恰有6个不同的实数根,则m的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f319276377dcb59a9ac668c2e97d93a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc6dcb19bc3dc7566a5de227360ff5f8.png)
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福建省宁德市第五中学2023-2024学年高一下学期开门考数学试题山东省德州市第一中学2023-2024学年高一上学期12月阶段性测试数学试题山东省泰安市肥城市第一高级中学2023-2024学年高一上学期12月月考数学试题(已下线)【第三练】4.5.1函数的零点与方程的解 4.5.2用二分法求方程的近似解
名校
解题方法
9 . 设函数
的定义域为
,集合
.
(1)求集合
;
(2)若
:
,
:
,且
是
的必要不充分条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e4e6643d7641d52604dd464334c340b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fafdc2969e97cb5dc6732c40db0b9ba2.png)
(1)求集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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名校
解题方法
10 . 已知
,我们定义函数
表示不小于
的最小整数,例如:
,
.
(1)若
,求实数
的取值范围;
(2)求函数
的值域,并求满足
的实数
的取值范围;
(3)设
,
,若对于任意的
,都有
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8970b99038dfdc964e26f41a1949e968.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91f75630540a77db49408d2c3e3b34be.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a857be85405c5198bff2d92414a9b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec656fc93f73e7fc5971f7024612937c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd8e0e2c46e8e898749dc197d7e2e5a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10571c75b610d7506b9647cd06ddaf0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47e9521c64fdf0f72e6e7a39ab28d07d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be083b8f0bbaba3d676ef4a0f3df0222.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fa12545243d18e3a66f0c277ded319a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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