已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8cbd62423312623273226d1e96f2d05.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07bc2537e9305efa673ee56fc3ef7e1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8cbd62423312623273226d1e96f2d05.png)
2023高三上·重庆·学业考试 查看更多[3]
更新时间:2023-01-09 19:49:45
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适中
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名校
【推荐1】在△
中,角A、B、C所对的边长分别为a、b、c,且
,
,
,则
的值为________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97ada86393fe584258cb0debb4d7fcda.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8653af649d2a1b22f50c8529ef43136d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
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填空题-单空题
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适中
(0.65)
【推荐2】在钝角
中,角A,B,C所对的边分别为a,b,c,B为钝角,若
,则
的最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5328181bb457b97377230f5e12461f7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0577566dbcc526fb6f783491a4784902.png)
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【推荐2】若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
________ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a2b8dae45cd30a752aedb1ca66c30a.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc2785d4e1072934faf95ff052035776.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a2b8dae45cd30a752aedb1ca66c30a.png)
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