名校
解题方法
1 . 已知不等式
的解集为
,函数
的定义域为
.
(1)求
;
(2)若
,求
的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d688d789811c277564efef83840fd12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afd2842684cbf7a9d2160c22819c4317.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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11-12高三·辽宁·开学考试
2 . 不等式
且
对任意
都成立,则
的取值
范围为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f1189b4417bdf009facb924d96abef0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37fa1476cf3552b9ae91ef039b1c6c80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ddea7e61a8c274aca28a3bf3e1299b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
范围为
A.![]() | B.![]() | C.![]() | D.![]() |
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3 . 已知不等式
的解集为
.
(1)求
的值;
(2)若
在
上存在反函数,求实数
的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bdbb8c428dec8818f45e96b2e71df92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a98d9596e9b3ee39180cc72981187927.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c02ed2127693ea75aa7e1fe1e1aa06eb.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f48ce1bf58f2ef6b2cb3d2e713624fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc30165c18de623d0a3efb961e606d1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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4 . 若关于
的不等式
(
,且
)的解集是
,则
的取值的集合是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d68c75a7ef19d6dab02616278da91937.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6027c04510bd896d5106eab149f31b09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fce239de9a3bb732483c1b348094a12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
5 . 已知
,设
:函数
在其定义域内为增函数,
:不等式
的解集为
,若“
”为真,“
”为假,求实数
的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cec12441802f71e803efaf2c62ee588.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e1458bd1c9e406f1377a37c673837d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c180c6379af606e995f43367beb1fa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f675824e539f50cec53120959d32e554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c13472bf0353e16784a22e1f890fba40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
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6 . 噪声污染问题越来越受到人们的重视.我们常用声压与声压级来度量声音的强弱,其中声压
(单位:
)是指声波通过介质传播时,由振动带来的压强变化;而声压级
(单位:
)是一个相对的物理量,并定义
,其中常数
为听觉下限阈值,且
.
(1)已知某人正常说话时声压
的范围是
,求声压级
的取值范围;
(2)当几个声源同时存在并叠加时,所产生的总声压
为各声源声压
的平方和的算术平方根,即
.现有10辆声压级均为
的卡车同时同地启动并原地急速,试问这10辆车产生的噪声声压级
是多少?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/501ac320d90eea554d83e8324c9d2cdf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d3951b932908631043c92e8611c315f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca586d4c35ce52dec4b545cf13ee0721.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbf1c17cfc8419255b5a21c97cdd1514.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3606c4a853a6a34cb7f33bea81b15a1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e609cd67239d5e2dff7f0ab2075cf775.png)
(1)已知某人正常说话时声压
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ceb35ce23872a70804353a566510aed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d3951b932908631043c92e8611c315f.png)
(2)当几个声源同时存在并叠加时,所产生的总声压
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/366302bf9940078a1577fe018ca85e5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8758ade734dabff565e973fd5f533d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f29642bd0dbdb8f0e47afbec42ce460a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d3951b932908631043c92e8611c315f.png)
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7 . 已知函数(
且
).
(1)若当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/200f24e682c93e02a87f3f9d57dc5d40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d344f1f34ccddbf69d7fdd7180e21383.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5d6243e93c41978871cb23d8e66148d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(2)是否存在实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57b85a97933a1d984f6e484b4021c800.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57d3db0fbbcc4d4139bea308d35c7242.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2023-12-06更新
|
768次组卷
|
4卷引用:广西三新学术联盟2023-2024学年高一上学期12月联考数学试题
真题
8 . 在
平面上有一点列
,对每个自然数
,点
位于函数
的图象上,且点
,点
与点
构成一个以
为顶点的等腰三角形.
(1)求点
的纵坐标
的表达式;
(2)若对每个自然数
,以
,
,
为边长能构成一个三角形,求
取值范围;
(3)设
,若
取(2)中确定的范围内的最小整数,求数列
前多少项的和最大?试说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ba46d196fdd451c9be9a0839ee65320.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf83e20035c3afd6d26ebfd53d768a70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cff09ae08c9412afc2940861a552738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf83e20035c3afd6d26ebfd53d768a70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ae3a88c614758672f5d2f2149236476.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9264ace0f81ad6261b83c6777722ffb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf83e20035c3afd6d26ebfd53d768a70.png)
(1)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf83e20035c3afd6d26ebfd53d768a70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/686ece75006ad358f23314dc8a246e11.png)
(2)若对每个自然数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/686ece75006ad358f23314dc8a246e11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e95931effbd59c43e8ed1ea09962b84f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a61a13583a33aea4b957969b35f858f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0915838d1d1adf85df96617ce5eb8f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ef6d44448092ebdb9e4a49d866a749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e73c9784b04f13eef294b998f4d6d00f.png)
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名校
解题方法
9 . 下列说法中,正确的有( )
A.函数![]() |
B.函数![]() ![]() ![]() ![]() |
C.若![]() ![]() ![]() ![]() |
D.函数![]() |
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名校
解题方法
10 . 已知函数
,
.
(1)若函数
的值域为R,求实数m的取值范围;
(2)若函数
是函数
的反函数,当
时,函数
的最小值为
,求实数m的值;
(3)用
表示m,n中的最大值,设函数
,
有2个零点,求实数m的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8f7962db726f183e0d67eea95161169.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9f049a5f960728c60a909821b2404b.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3493c543f0eafc74f6a23e18869a6452.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3e46371f310e03a153a1698aad9d4c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acb6123e8a056c0dbbc61c002ce99f70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d59ab85c075a09d55d69e159e4abb268.png)
(3)用
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f98aab692b27cfc120481faa6525474d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7fe58a0be99d04f692e50dfbb06068b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/118c9c0597d2c72126fbc4cc3927108e.png)
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2022-01-28更新
|
454次组卷
|
2卷引用:黑龙江省哈尔滨市呼兰区呼兰区第一中学校2021-2022学年高一上学期期末数学试题