名校
解题方法
1 . 已知
.
(1)若
为锐角,求
;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef966cdd137b3b10e290201b4d17542e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55726866af15579b678a89c463eb3988.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bec4d7e9c3b8a096fb3f0d5b6ddb1400.png)
您最近一年使用:0次
2021-01-28更新
|
508次组卷
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4卷引用:度贵州省遵义市务川县汇佳中学2020~2021学年秋季学期高一数学期末考试试题
名校
2 . 在
中,角
、
、
所对的边分别为
、
、
,
,
,且
.
(1)求角
的大小;
(2)若
,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.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/ed6ee3579002e54dc41fff5d981e779a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d5bd87eba9e416e9e568c6c91fc8c36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14c7703ccedca014a2aa6218fb2de6ef.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5742b2684d00be50a66e01c9acb6b51f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74094c51b5ee19992e12e98bfab66d77.png)
您最近一年使用:0次
2019-10-09更新
|
6769次组卷
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7卷引用:贵州省松桃民族中学2022-2023学年高一下学期第一次月考数学试题