解题方法
1 . 已知
,且
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1098ca7602ae66ee35e1028419d8871a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/005c5da40a74831a5604c8666660533f.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6369cd1db768436809404b1f3c4132c0.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/124bcd70775c9944d404cf0244b007af.png)
您最近一年使用:0次
2 . 已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/964bc11af3185d6cee16231021b1ea86.png)
(1)化简
;
(2)若角
是三角形ABC的内角,且
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/964bc11af3185d6cee16231021b1ea86.png)
(1)化简
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/794f2c6bd63355105d179d11306a9cae.png)
(2)若角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26690e367c5f2ddfa4883988de9a6236.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b1fba2a0a8a3c60bb427d8ca853e18a.png)
您最近一年使用:0次
名校
3 . 如图,在平面四边形
中,
.
(1)若
,求
的长;
(2)若
,求
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d31e7e43027384e263cbef9ed2a18d1a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/22/2549289e-b8db-4e30-8b8c-afff83c670ba.png?resizew=170)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ebfaeb86a3d30cc50b7dd09b4cd40f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d46a2b40a9e62d95a4e0dd46874926ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
您最近一年使用:0次
2023-10-05更新
|
837次组卷
|
7卷引用:新疆乌鲁木齐市第七十中学2024届高三上学期第二次月考数学试题
解题方法
4 . 已知
.
(1)化简
;
(2)若
,求
的值;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dff0ad313ef465f334e6dc618737d165.png)
(1)化简
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd288d4152caf5fc8187a1a901c8949f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c2fd0d23d577129199cba8c18208631.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc24d605ad707ad0e76059d8a31f50d3.png)
您最近一年使用:0次
5 . 已知
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9c73c5e338dc0479bdfad2052b44c3a.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6369cd1db768436809404b1f3c4132c0.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82cad98dabf004d477c43a615e2d40b4.png)
您最近一年使用:0次
解题方法
6 . (1)已知
,且
为第二象限角,求
的值;
(2)已知
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1f331c3d96c5812a620e326373747eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b4179e1ab8705cf19ea7aaf48888843.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89a9a540defc1c630d3916b8f6a51a99.png)
您最近一年使用:0次
2023-12-11更新
|
1023次组卷
|
4卷引用:新疆乌鲁木齐市第三十一中学2021-2022学年高一上学期期末考试数学试题
解题方法
7 . (1)求值:
;
(2)已知
,
.求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/844f16aef38341a214e50d9bf16cff7c.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/612fd36aeb83099c4644c076db691612.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9bc052a11cf1a01445992672dde2836.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d72a078eb494c9870bacf4c8a2034765.png)
您最近一年使用:0次
名校
解题方法
8 . (1)已知
,
是第三象限的角,求
的值.
(2)已知
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/140d770d2bcf921a2bc29267fa69aafc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a52afa299e18e034bf294e98d267dee6.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dc0e01785071b54178c5a29c4996bb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a6aad40c02d5217af4535853938065b.png)
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2023-01-09更新
|
521次组卷
|
2卷引用:新疆伊犁州霍尔果斯市苏港中学2022-2023学年高一下学期第一次月考数学试题
9 . 已知
.
(1)求
的值;
(2)求
的值;
(3)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df410d824214f11a11fba4cae0dbc704.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43660b1543b3a2b46185f7629d28a963.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ffa96d0cefd6cfd102e15eb9f127adf.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac9acb91e429effc3547193604b381c2.png)
您最近一年使用:0次
2023-04-17更新
|
475次组卷
|
2卷引用:新疆哈密市第八中学2021-2022学年高一上学期期末数学试题
名校
10 . 已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f7fdccadfa7469825f8a5ccbf495c24.png)
(1)求
,
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f7fdccadfa7469825f8a5ccbf495c24.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b4179e1ab8705cf19ea7aaf48888843.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d66c03d4ca06819a6ce7fc8ea6de0f0.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48d1562261d1cc910108a8f558fdd8b5.png)
您最近一年使用:0次
2023-02-15更新
|
508次组卷
|
2卷引用:新疆哈密市第八中学2022-2023学年高一上学期期末考试数学试题