已知
,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bcbc26a1f315ea53703f76ff8758bc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/870a4b95f8618c9ab7d1cb6f1190bb6f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2021-12-25 18:55:21
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名校
解题方法
【推荐1】已知
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e253fac56345b17eb0ca906c2c22d7c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6748f3eb22f64975a7e5f06b0eb12295.png)
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A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
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较易
(0.85)
解题方法
【推荐2】若
,
,则
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5caabda288fc01cc168938846eec5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f5aaa6a0f210012dbc58c44326c626c.png)
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A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次