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1 . 在各项为正的等比数列
中,
与
的等比中项为
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7da2f386b78cdf6489efaa2f5820d3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e35eeaabd951fb09b2926807da3685b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f241f8c4db8d7c1bf032cedb69202ed.png)
A.1 | B.2 | C.3 | D.4 |
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2 . 若数列
满足:
,则定义数列
为函数
的“切线——零点数列”.已知
,数列
为函数
的“切线——零底数列”,
,若数列
满足
,则数列
的前n项和![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04c2864e2ec3416cc4c081ac1f71a0af.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e976c0663fa749ca749f99842d21ca03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6427f3452c42c2d90cacb31c70be6160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e976c0663fa749ca749f99842d21ca03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65ff73150f86419bd7f0415942a5df4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e976c0663fa749ca749f99842d21ca03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0023881e17aee452f536bbf864a1f8f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/916be44adc9ba27d4d79bf21fdf07368.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04c2864e2ec3416cc4c081ac1f71a0af.png)
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2024-02-23更新
|
366次组卷
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4卷引用:模块四 专题5 重组综合练(黑龙江)(8+3+3+5模式)(北师大版高二)
(已下线)模块四 专题5 重组综合练(黑龙江)(8+3+3+5模式)(北师大版高二)黑龙江省哈尔滨市第九中学校2023-2024学年高二下学期4月月考数学试题福建省福州第三中学2023-2024学年高二上学期1月期末数学试题(已下线)数学(北京卷03)
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3 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f76289db7f262e0eeee17491f284c3aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c21f992148e27d2cad9924abb0d42ba7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/933347fd4d93628c8a9cb6a540560471.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-12-22更新
|
927次组卷
|
4卷引用:黑龙江省哈尔滨市第六中学校2023-2024学年高三上学期期中数学试题
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4 . 计算下列各式的值:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b346319522f0440b9330a22c087ef11.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b346319522f0440b9330a22c087ef11.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2d28e12eb2ccd66a04645dd6bf28467.png)
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解题方法
5 . 已知
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51d1fb3a1df6b87153ad2dad3fd5a44c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da2f3be245d52251a6149298356dcae2.png)
A.![]() | B.![]() | C.0 | D.4 |
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2023-12-02更新
|
865次组卷
|
2卷引用:黑龙江省大庆市实验中学实验一部2023-2024学年高一上学期期中数学试题
名校
解题方法
6 . 已知函数
.
(1)求函数
的最大值;
(2)若关于
的不等式
对于任意的
恒成立,求正实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe444760431a01646f087be6243e625.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e91c57ed9f1b1cf965ca761e9f32e87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66692ec49a458f9e48c7315d03dfc37b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
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7 . 已知正项等比数列
中,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b7fedaa3b1ff5ac28f235b4c26f9c42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96c608d9ee8e335929e212016ce4beb7.png)
A.1012 | B.2024 | C.![]() | D.![]() |
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2023-11-30更新
|
895次组卷
|
3卷引用:黑龙江省哈尔滨市哈师大附中2024届高三上学期期中数学试题
黑龙江省哈尔滨市哈师大附中2024届高三上学期期中数学试题(已下线)4.3.1 等比数列的概念(8大题型)精练-2023-2024学年高二数学题型分类归纳讲与练(人教A版2019选择性必修第二册) 辽宁省抚顺市抚顺县高级中学校2023-2024学年高二下学期第一次教学质量检测数学试卷
8 . 已知
,
,则下列关系正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a525e811ffc32387348f431b04c32225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/757639bdc84763021c8520733d7b7ba2.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
9 . 设函数
,
,若
,则下列说法正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/917aafb9bb6ff49ab9301736bf23a697.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53158d9c43f7c9accbbf1be361e104c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47dc19ae0a16f590ac0dde333cb58052.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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