名校
解题方法
1 . (1)设
均为实数,且
,求证:
.
(2)已知实数
满足
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83d19a3c7b83608ccc3b47c7d15f4596.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/729d91bd444b64e05a046836a7392aab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d60376d38e1eb7bf102743e95bcbb6d7.png)
(2)已知实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a14c388e1e2e5a2ff1ccf6caffbee0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/597b657580f9e7669eeb848adba0f4e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e8601794ea87f18b840e3abf951d838.png)
您最近一年使用:0次
名校
2 . 已知
,
,
,且
.
(1)求证:
;
(2)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b74110bc818c2f5a53d63451c5251eb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/436a2732e9c9d5ce401c448cd9de80e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e8b804503a0e9910e2ac815a63b020b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df9542750f9551020d70bca880495b4b.png)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46c83d0a4987bb91d01e192f5c0f82b2.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04574501bde04e90e72ee9f734b83d61.png)
您最近一年使用:0次
名校
解题方法
3 . (1)求函数
的最小值;
(2)已知
,且
.求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a047e12bc8ac8e331d6024d0698397b.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45c9b245c78371b16b1fca163c48483.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fc128a5c2bdb31e4999a8ae0558cadb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cd3afc8e280ef3ef1a68cd36ddc0580.png)
您最近一年使用:0次
2022-10-18更新
|
402次组卷
|
2卷引用:天津市武清区黄花店中学2022-2023学年高一上学期第一次形成性检测数学试题
名校
4 . 已知正实数a,b,c满足
.
(1)求
的最小值;
(2)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a57e060f61f7efa54982bda67db483a.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af2820e6e888da175da63fb59e0990c8.png)
(2)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcce93d5450c82020c7e1fe17d0602cb.png)
您最近一年使用:0次
2022-10-15更新
|
1067次组卷
|
4卷引用:广东省广州市天省实验学校2022-2023学年高一上学期月考数学试题
广东省广州市天省实验学校2022-2023学年高一上学期月考数学试题江西省景德镇一中2022-2023学年高一(19班)上学期期中考试数学试题(已下线)专题04 基本不等式压轴题-【常考压轴题】(已下线)专题05 集合与不等式综合大题归类
解题方法
5 . 设非负实数
,
,
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2046bf4297cc13491ec10c59a35b2f75.png)
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