名校
解题方法
1 . 在锐角
中,角
,
,
所对边分别为
,
,
,外接圆半径为
,若
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](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/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8120119749d4bc28067e73fca7d46cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc8c65bea2c80af038768b74250c694e.png)
A.![]() |
B.![]() |
C.![]() |
D.![]() ![]() |
您最近一年使用:0次
2022-05-04更新
|
2291次组卷
|
8卷引用:辽宁省大连市第一〇三中学2021-2022学年高一下学期期中考试数学试题
名校
2 . 已知函数
的部分图象如图所示,则下列说法正确的是( )
![](https://img.xkw.com/dksih/QBM/2022/3/24/2943276294152192/2948641937686528/STEM/329939bf-caee-477b-9d18-6063f7877e1f.png?resizew=133)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a9fa568450bd8c660091c5c36f03e5.png)
![](https://img.xkw.com/dksih/QBM/2022/3/24/2943276294152192/2948641937686528/STEM/329939bf-caee-477b-9d18-6063f7877e1f.png?resizew=133)
A.![]() |
B.函数![]() ![]() |
C.![]() ![]() |
D.函数![]() ![]() |
您最近一年使用:0次
2022-04-01更新
|
2079次组卷
|
6卷引用:辽宁省沈阳市第一二〇中学2023-2024学年高三上学期第一次质量监测数学试题