名校
解题方法
1 . 下列说法中,错误 的有______ (写出你认为错误的所有说法的序号)
①若
,
均为正数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca073cbcb823c28d3434100b59f57c38.png)
②若
,则
的最小值为2
③
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c32df2a9a0d6b9d8fcbe19dfd032479b.png)
④若
,则
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca073cbcb823c28d3434100b59f57c38.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4138f6987cd2ee9e56b2ac80e84f9e24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cabea58a47278399e927f81bb8abc218.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0c4c098615c6bc7e6dcf72e5b5201a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c32df2a9a0d6b9d8fcbe19dfd032479b.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2a6f362a7f8f972d6b329a882e940d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e65acecaaa3d94827cd07109ada4e18.png)
您最近一年使用:0次
2020-08-14更新
|
613次组卷
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5卷引用:四川省棠湖中学2020-2021学年高二上学期第一次月考数学(理)试题
名校
2 . 已知
,则下列说法正确错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c0e9d1ad9561d693958756ee8398218.png)
A.若![]() ![]() | B.若![]() ![]() |
C.若![]() ![]() | D.若![]() ![]() |
您最近一年使用:0次
2021-10-11更新
|
292次组卷
|
2卷引用:山东省日照市五莲县第一中学2021-2022学年高一上学期10月月考数学试题