已知函数
.
(1)求函数
的最小正周期;
(2)已知
,且
求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ca96e340b1b7692256029b79a84956d.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9242175b4b4654543e5a1f6b47435c43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46fe0cb7761c824ee752035a912998e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5224a7da7fe6bc28971ce4c277f88588.png)
23-24高二上·安徽·期中 查看更多[2]
更新时间:2023-11-21 19:39:26
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解答题-问答题
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较易
(0.85)
解题方法
【推荐1】已知
的内角
的对边长分别为,D为BC上的点,AD平分
,且
,在以下两个条件中任选一个作为条件,求
.
①
,②
的面积
是
的面积
的
倍.
注:如果选择两个条件分别解答,按第一个解答计分.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d11a5a756d8fdd7b294c4f5fd63467b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b03005d17bf564371ad29fea41f5c650.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ca9a15c46b1998900153bd69dfb5eba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4673ef63a8d89687b96ee09887ac3daa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ac451db3443cabb204f96c31fd4a02e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5c141b06b158e0cdef08fcda3ea44a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4b8503f4706b8321e4e79a87eadea84.png)
注:如果选择两个条件分别解答,按第一个解答计分.
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
【推荐1】已知函数
.
(1)求
的最小正周期及单调递增区间;
(2)当
时,求
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28b5d3bba2a8ae87e3e01d3f05066674.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfaede450130de10824318d0b507e08b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
【推荐2】已知函数
,其中
.
(1)求函数
的最小正周期;
(2)求
的递增区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49a1b0723a98d2ac0c0464752694cff5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
解题方法
【推荐1】已知函数
.
(1)求
及
的值;
(2)求函数
的单调递增区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b5bba7d324b4d7461930b596daffcca.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f54b6a060d6c51a328341df76013bd89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/149cbab71afe5e95a74d311929f023b6.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
解题方法
【推荐2】求下列各式的值:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b3fa27a7a8b6e866d8abc13a61da346.png)
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2ff38e095249c85482be1dd37148832.png)
(3)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b3fa27a7a8b6e866d8abc13a61da346.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2ff38e095249c85482be1dd37148832.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9d781938328245c689dddd7517a93fc.png)
您最近一年使用:0次