1 . 若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b72802ea0bdd7ee6f8cbc3ccf2c5f9f.png)
_________________ ,
_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6443efc481bb5a2affb5541cfb3e1b47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b72802ea0bdd7ee6f8cbc3ccf2c5f9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a06ea04427fec989de5b8498b4dcae1.png)
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2 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4753f4a4456d0df13843b71015bfa14.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/282abea3737e9f30c612f5ac0b78b600.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4753f4a4456d0df13843b71015bfa14.png)
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2024-03-20更新
|
380次组卷
|
3卷引用:4.3对数
23-24高三下·北京·开学考试
名校
解题方法
3 . 设
是定义在
上的奇函数,且
,当
时,
,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1faf7af688a95aff0f7a064e89bcb73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de8b527865aefa9186462f2ad4a72617.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/458e2f9469682aeba138be637f5b8c26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0af39d972b8ddf96242d2a6e4a723f5.png)
A.![]() | B.![]() | C.2 | D.1 |
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名校
4 . 计算:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd8a3d52a0e3fedf3d3db293f03025f8.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ce1c40531a0dfeaa7fee827c945feca.png)
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5 . 设
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a01fb1249d6e581d327f75af8dfb1505.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/199f7a0bd8113367e4dde4e1cea37f18.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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6 . 函数
,若
(其中
均大于2),则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80b9b8eedafc6d2633e42e57414bf2c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04562e77fd7d98009b16fe3fbaa71cc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d09acdce3deb0bb066dca07aa96198.png)
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7 . 数学课上,老师列出了11个式子,它们分别是:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/193b0aa9c47a50ab0a2816a71530eea5.png)
,其中有两个式子是错的,它们的正确结果是:___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/193b0aa9c47a50ab0a2816a71530eea5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c7266c051fdb847889964985311f182.png)
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8 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2d7f4ab455b4f7dbb91059b1fd867e9.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8083ba869a421afe6cf588c7893a27a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2d7f4ab455b4f7dbb91059b1fd867e9.png)
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9 . 已知
,则下列不等式一定成立的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0c4c098615c6bc7e6dcf72e5b5201a.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2024-03-14更新
|
604次组卷
|
4卷引用:第六套 九省联考全真模拟
(已下线)第六套 九省联考全真模拟(已下线)考点7 基本不等式及其应用 --2024届高考数学考点总动员【练】湖南省常德市2024届高三上学期期末检测数学试题重庆市缙云教育联盟2024届高三下学期3月月度质量检测数学试题
2024高三·全国·专题练习
解题方法
10 . 函数
在区间
内的最大值为M,最小值为N,其中
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a2ed87b1ce88cbcbf3177e7aa232a65.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dd8dd84d472d518978d71881120f5a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27efe3602a2fdc65f7e4878432f61c62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b140e221ddf537b8964fff8557cca0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a2ed87b1ce88cbcbf3177e7aa232a65.png)
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