名校
1 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9f113715cd36fd9e7fca50c3f44b74a.png)
(1)求
的最小正周期和对称中心;
(2)将
的图像向左移
个单位得函数
的图像,若
的一条对称轴为
求
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9f113715cd36fd9e7fca50c3f44b74a.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c44df13f008434b4571d451cd60befd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/496c3382a04116d7ea436bb0221c4404.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b269227d9dee916d0d33fe00cde23b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3813524066088a26ffc75e5156d7ad27.png)
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名校
2 . 在
中,角A、B、C所对的边分别为a、b、c,若
,且
.
(1)求角A、B、C的值;
(2)若
,求函数
的最大值与最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2681f0d1732bcaa8d6362fbd1fa6caa2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/340136b41ede83397a4dcb43368c88e8.png)
(1)求角A、B、C的值;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ce485410257c9c1fae9d87ce3e44cc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f262a469d41479a734deb7e56726a05.png)
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