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解题方法
1 . (1)已知x∈R,比较
与
的大小;
(2)已知正数a,b,c,满足
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d800f03de80068a1172beac3a2c75587.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/201a886f9a6d757e87e1a5fd404eb5a3.png)
(2)已知正数a,b,c,满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/751e274e9107d780c39ba9c49d6daefb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/135125d796a469155fc4a22dc6be3d10.png)
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2022-10-03更新
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536次组卷
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2卷引用:江苏省连云港市新海高级中学2023-2024学年高一上学期10月月考数学试题