名校
解题方法
1 . 在数学中,双曲函数是与三角函数类似的函数,最基本的双曲函数是双曲正弦函数与双曲余弦函数,其中双曲正弦:
,双曲余弦:
.
(
是自然对数的底数,
)
(1)解方程:
;
(2)求不等式:
的解集;
(3)若对任意的
,关于
的方程
有解,求实数
取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbf294fc60a49eb58126323c82e1dd21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebdfb15738af159d78713243cf54761f.png)
(
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dcd143a57a268a5a8ef486e2a4d5c0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e0cc202753558c28d925d782b27198a.png)
(1)解方程:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01958f2959a7fa4a86d8b25058ccb1ba.png)
(2)求不等式:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3595ee8f11354af3e41cd2ea9b17675.png)
(3)若对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eec84ddce00aed792519cf7919bfeced.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b3d6370f14c917f5b3e58a489e279c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-03-19更新
|
147次组卷
|
4卷引用:上海市(进才、复旦附中分校等校)四校联考2023-2024学年高一上学期12月月考数学试卷
上海市(进才、复旦附中分校等校)四校联考2023-2024学年高一上学期12月月考数学试卷(已下线)专题04 指数函数与对数函数3-2024年高一数学寒假作业单元合订本黑龙江省大庆铁人中学2023-2024学年高一下学期开学考试数学试题2024年贵州省观山湖第一中学高一年级第二学期5月月考数学试题
2024高三·全国·专题练习
2 . 已知不等式ax2+bx+c>0的解集为(1,t),记函数f(x)=ax2+(a-b)x-c.
(1)求证:函数y=f(x)必有两个不同的零点;
(2)若函数y=f(x)的两个零点分别为m,n求|m-n|的取值范围.
(1)求证:函数y=f(x)必有两个不同的零点;
(2)若函数y=f(x)的两个零点分别为m,n求|m-n|的取值范围.
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2024·全国·模拟预测
解题方法
3 . 已知函数
对任意
恒有
,且当
时,
,则下列结论中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5ab4b75fa22deba7fcbcdcb31dd45b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab0c6f119137e1b6760d55956d99d963.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f4b1b5d580dd6713dbcb691bb96677c.png)
A.![]() ![]() |
B.![]() ![]() |
C.![]() ![]() |
D.若![]() ![]() ![]() ![]() |
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4 . 已知函数
.
(1)若
,求不等式
的解集;
(2)若函数
有两个零点,求
的取值范围;
(3)设
,若对任意
,函数
在区间
上的最大值与最小值的和不大于
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9cee87831428b8c903f652cb7ea28543.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d87cd4403487962c38c8707ba3ab3fa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d24227741bf427e6bd73490baf3c3d6.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8df1791b50af570f544c35cdc1f5530.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c1b5aab5b2503fd069a320e149aa1aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48222eea9755a7c7635578031a573bc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4096ebda06e298e48c475986932e4829.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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5 . 已知常数
,函数
.
(1)若
,求不等式
的解集;
(2)若函数
至少有一个零点在
内,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5f7f23e7f20dd8bc65a4967cd306782.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc4f3218032ccc689f3deaf040ce6b8d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebfdecc7f8089cb23c20d0a93ee1b601.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c04089e248252183f4aa55089daa626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4772c835cbe626040ecc4df30e6f0ccc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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名校
6 . 已知常数
,函数
,
(1)若
,求关于
的不等式
的解集;
(2)若函数
至少有一个零点在
内,求实数
的取值范围;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/506a39b49eaf7d93542759787b1f0f06.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85d4763d10d03a83d191aece40ae690b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8eeedfe06363c256f8fb8ecefb5eb84e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
7 . 函数
的图像如图所示,定义域为
,其中
,
,当
时.图像是二次函数的一部分,其中顶点
,当
时,图像是指数函数的一部分.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/13/6648dea6-3531-4e14-9329-39f005d1cf7e.png?resizew=179)
(1)求函数
的解析式:
(2)求不等式
的解集:
(3)若
对于
,恒有
恒成立.求出
的取值范围(不要求计算过程).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe86cace140f2c3588ab115837bbfc9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d381f8891b6b2d2417b7df2492eb3b9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/302e421a250119f34d8f3c9928730490.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bad324be3bebd9c8051c5f502df2b536.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d381f8891b6b2d2417b7df2492eb3b9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f5d54ea50d01535318b10a9fa570931.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/13/6648dea6-3531-4e14-9329-39f005d1cf7e.png?resizew=179)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fbc3dfb24fa1f2a3bbfdb74f5f91eaf.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/681d6d27b23b1c41834d7516122f73f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aebfb85aae9dd1ada8c9bc10008f987.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ae828be829213bd6b66651dce99263c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d6fc9b90f370fbb27552876b650f8f.png)
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名校
8 . 设常数
,函数
,若方程
有三个不相等的实数根
,
,且
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b764ef14e957191f858105eeb8c9715f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/338316b0fe50fdea0f2f75aec4c990dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16b5f36cbdb64b34f98763993dc0e972.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1310a7a80d1f8751a3f8cafe7f8c8b4.png)
A.![]() | B.![]() |
C.![]() ![]() | D.不等式![]() ![]() |
您最近一年使用:0次
2024-01-23更新
|
361次组卷
|
3卷引用:安徽省蚌埠市固镇县毛钽厂实验中学2023-2024学年高一上学期12月月考数学试题
9 . 已知函数
.
(1)若关于
的不等式
的解集为
,
(ⅰ)求
的值;
(ⅱ)设
,
,求
的最小值;
(2)当
时,若函数
的图象上任意一点都不在直线
的上方,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da8f7a5ddc6d53d8d835cd5c3ecb6b6b.png)
(1)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e38c541dec8fce1d26886e5ef7d21f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e32ddca0c2316fd493d1551a9888698f.png)
(ⅰ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
(ⅱ)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b89bade3eae1b35252de15cf1601258c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7c00e7e0ef088ee64f8d62fa99eade9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4638bb5fb3deacdcf65da8c8ac4aacf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
10 . 已知集合
,不等式
的解集为
.
(1)当
,求实数
的取值范围;
(2)已知函数
,且
,求此函数的最小值构成的函数
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a0fd15292e05ad8cb8c0876fbdd59fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf84e4d9f4a7edc2643fda82bc5e6ffa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/494876393be320dd15648efc75967d2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04c2ac429737efebf150a1bd088ba846.png)
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