解题方法
1 . 在
中,角
所对的边分别为
,已知
,
,
.
(1)求
的值;
(2)求
的值;
(3)求
的值.
![](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/3320a13248a3a1208ff6ee85c9d26f36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ae7888d643678ea18f83f3237732052.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17d7bb7bde8a6f08ad26d2e86cba4b6d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8e5d4f93699f8dcffb0e7840ca5597e.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66df1ae0ae26f6662e3cc86b028a4522.png)
您最近一年使用:0次
2024-01-25更新
|
644次组卷
|
3卷引用:天津市宁河区2024届高三上学期期末数学试题
天津市宁河区2024届高三上学期期末数学试题天津市武清区杨村第三中学2023-2024学年高一下学期第一次过程性评价数学试题(已下线)专题11.2正弦定理-重难点突破及混淆易错规避(苏教版2019必修第二册)
2 . 已知
,且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7139b4bae5605fcf55f2ddc1e6a7e965.png)
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3097c29ec91aa39d91210984bd9d9d49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7139b4bae5605fcf55f2ddc1e6a7e965.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/850dba25bf0f5f13541bf9b6ec12b84d.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
您最近一年使用:0次
解题方法
3 . 已知,
.
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b4179e1ab8705cf19ea7aaf48888843.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9146fc0a63e5c14a8fa46573e60c07ba.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3255a65ae5f89eece0c3b89416fa8fbf.png)
您最近一年使用:0次
解题方法
4 . 在
中,内角A,B,C所对的边分别为a,b,c,已知
.
(1)求角A的大小;
(2)若
,
,
①求
的值;
②求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09e27f9b2f47d0d3ad8de6992fcb7480.png)
(1)求角A的大小;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8120119749d4bc28067e73fca7d46cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f6e509f90d6a5e5d544d098e408f9ac.png)
①求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5d0f7c0e7ca386d918d6d4fae633c02.png)
②求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
解题方法
5 . 已知
.
(1)求
的值;
(2)求
的值;
(3)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4c6d40ef72298cbb847b6017dc23c69.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc9750c313ee972124cb62c4a6fb7ea.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9146fc0a63e5c14a8fa46573e60c07ba.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31471520a1447234f7566c782ba6511a.png)
您最近一年使用:0次
解题方法
6 . 已知
的内角A,B,C的对边分别为a,b,c,且
.
(1)求
;
(2)若
,
,求
;
(3)若
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c49a4ecb6be9f53c61baf9cc2a1a9157.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcdb7a488910743dc5c63afb394b87e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a60ac5588aca10a2c429e104049d1924.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67cf40b73e4b9b9bd9fffb7e85b95808.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dffc610600a1abdfac3b448c91aad23.png)
您最近一年使用:0次
解题方法
7 . 已知
,
是第二象限角,求:
(1)
的值;
(2)
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5be7bb22972607eb798c488c459d03d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aefd06c239145a2b6ae87a955aa51414.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/735278dcf48d2196992e888c32fb3674.png)
您最近一年使用:0次
8 . 设函数
,
.
(1)求函数
的单调增区间;
(2)已知函数
的图象与直线
有交点,求相邻两个交点间的最短距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f26c44f841533bc0afdd6614107a389.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c50866229ec5a3640fb250f9bd2192b3.png)
您最近一年使用:0次
解题方法
9 . 在
中,内角
所对的边分别为
.
(1)求
的值;
(2)若
,
(ⅰ)求
的值;
(ⅱ)求
的值.
![](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/572dd3c0d14440a1f68c0cef38a379cc.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c181f86de3c96a7ef7a1a04c3a438f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bb75557d217f59ef1f33e8da1ac0d09.png)
(ⅰ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(ⅱ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2311745b54145365d6fbbf42a94db279.png)
您最近一年使用:0次
解题方法
10 . 已知
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aff8e8f399db20c51e878b2b4b134793.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a26ebe908558cf5c777a061c6ef9fdf.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a035e688c7cc5382435f05c4c5fa1b9.png)
您最近一年使用:0次
2024-01-16更新
|
541次组卷
|
2卷引用:天津市河北区2023-2024学年高一上学期期末质量检测考试数学试题