1 . 已知
,且
.
(1)求
的值;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a837149d753a3457daeb1eef3a90f05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e922eb25e13f168cacd4d09e18b1ccc.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6369cd1db768436809404b1f3c4132c0.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e460286dfbf62a5506416bb111fd76e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8dc4c63a548b91061528aa11058de75.png)
您最近一年使用:0次
2 . 已知函数
.
(1)求
的对称中心;
(2)求
的最小正周期和单调递增区间;
(3)若
,求
的最小值及取得最小值时对应的x的取值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c10a569207ae3ade8094d94c521701.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e14d895623d48f28f8ba898013c928e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
2023-07-14更新
|
660次组卷
|
4卷引用:湖南省长沙市宁乡市2022-2023学年高二下学期期末数学试题
解题方法
3 . 已知函数
.
(1)如图,在
中,角
的对边分别为
,点
为
的中点.当
时,
分别等于
的最小值、最大值,且
,求
的长.
时,关于
的方程
有三个不同的解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4580fec97f209b419348b6c85026e708.png)
(1)如图,在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38335830b93ac4d99c28a8e209eecb3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/545ab10e0fbef16958436eafc041cd17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9a475fec8ded321e10a6697319fb975.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/315116290dce11165908b4f3292d94c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/924bb9ef16dff26bb68fee2d279a0d31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4e1f1a07c3df944364bebf762777991.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
2023-07-14更新
|
248次组卷
|
3卷引用:湖南省郴州市2022-2023学年高二下学期期末数学试题
解题方法
4 . 在锐角
中,内角所
对的边分别为
,若满足
.
(1)求角
的大小;
(2)若
,求
的取值范围.
![](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/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e11784a32e7fb1dad61c43f03fc8818.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a3c442579603164f3fc19458677d307.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd1810555c0c28fe352841322b85bbc6.png)
您最近一年使用:0次
2023-07-14更新
|
682次组卷
|
3卷引用:湖南省郴州市2022-2023学年高二下学期期末数学试题
解题方法
5 . 函数
的部分图象如图所示.
的解析式;
(2)将
的图象向左平移
个单位得到函数
的图象,若
,方程
存在三个不相等的实数根,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/504465837bd0a5a85da7331717afd126.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff7a3159579864a8ea0ab42005144864.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3d5d063fe579d2329305d0718da38e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e919ebc292f7d06820f5efd885a380a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2023-07-14更新
|
769次组卷
|
5卷引用:模块三 专题4 三角函数的性质与图像(基础卷A)
(已下线)模块三 专题4 三角函数的性质与图像(基础卷A)(已下线)模块四 专题3 暑期结束综合检测3(能力卷)(已下线)5.6.2函数y=Asin(wx+p)【人教A版(2019)】专题03三角函数(第三部分)-高一下学期名校期末好题汇编山东省潍坊市2022-2023学年高一下学期期末数学试题
名校
6 . 已知
.
(1)求函数
的最小正周期和对称中心;
(2)当
时,求函数
的最值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7c61d615c12b4407794e67bc43de7c3.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf56a8f26387db6b1e821c33ef94d743.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
2023-07-12更新
|
778次组卷
|
6卷引用:模块二 专题4 三角恒等变换 A基础卷(人教B)
(已下线)模块二 专题4 三角恒等变换 A基础卷(人教B)(已下线)模块四 专题2 暑期结束综合检测2(基础卷)山东省德州市2022-2023学年高一下学期期末数学试题山东省德州市德城区第一中学2022-2023学年高一下学期期末数学试题(已下线)模块四 专题2 暑期结束综合检测2(基础卷)(人教B)【人教A版(2019)】专题02三角函数(第二部分)-高一下学期名校期末好题汇编
解题方法
7 . 已知
.
(1)求
的值;
(2)若
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daee32808845adf2235bad3fa036bf06.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14f7252f82682d267b0461bce3af258f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5caabda288fc01cc168938846eec5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de7d5ef3a3d9a03be91135fc426d57cc.png)
您最近一年使用:0次
解题方法
8 . 已知角
.
(1)将
改写成
的形式,并指出α是第几象限角;
(2)在区间
上找出与
终边相同的角;
(3)在区间
上找出与
终边相同的角.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae5fc7d51b952ace141ed03d7f5fa7d5.png)
(1)将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/398209d71cb769fc40f5c49ff1cb45f5.png)
(2)在区间
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33955402ea912fe70c76cc82ddb98ba9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(3)在区间
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6fa45b11d28438bd490e168badf8106.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
您最近一年使用:0次
解题方法
9 . 已知
的内角
、
、
的对边分别为
、
、
,若
.
(1)求角
;
(2)若
,求
.
![](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/da7efd9dafbeef5eb7988b57e1015ff9.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b104867a12d24a353d94858c2fa17c8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fa6361e919ac07ee6ed642556e1d1ae.png)
您最近一年使用:0次
2023-07-11更新
|
190次组卷
|
2卷引用:【人教A版(2019)】专题21(一轮复习)三角函数与解三角形(第二部分)-高二下学期名校期末好题汇编
名校
解题方法
10 . 已知
的内角
,
,
的对边分别为
,
,
.
(1)若
,
,
,求
的面积;
(2)若
,证明:
.
![](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)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/825793ebd4bb376a09621f163ac990a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcb5bac75f36bb1dc5c8190d4dbe681d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3568f51bde4e391c8f08ff3d55989aef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb99b3c9936918e3700188b05587d9c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a2264c134952d41fb9bcb90e6c72c83.png)
您最近一年使用:0次
2023-07-08更新
|
295次组卷
|
4卷引用:【人教A版(2019)】专题21(一轮复习)三角函数与解三角形(第二部分)-高二下学期名校期末好题汇编