解题方法
1 . 已知
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02a2f6d370ed6f1d6582251c6e1bad62.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/850dba25bf0f5f13541bf9b6ec12b84d.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63fe57d4fbae536de2e641d9d349fcf1.png)
您最近一年使用:0次
名校
解题方法
2 . 已知
和
是关于x的方程
的两实根,且
.
(1)求m的值;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de7d5ef3a3d9a03be91135fc426d57cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aefd06c239145a2b6ae87a955aa51414.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1f7450c5817a624a130815ef335e6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/852ee43623810aa15a260de31f09674d.png)
(1)求m的值;
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43660b1543b3a2b46185f7629d28a963.png)
您最近一年使用:0次
3 . 已知
是第三象限角,且
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3b889bfc73b661a0986effa7d2063b8.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b4179e1ab8705cf19ea7aaf48888843.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/519199b9d91229f7884cb5f9f31e22b3.png)
您最近一年使用:0次
4 . 已知
.
(1)化简
;
(2)若
,且
.求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91fdfc67febd0b259730f938de54e0de.png)
(1)化简
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/794f2c6bd63355105d179d11306a9cae.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88d6d0c5140078dbfaaadac7dc9fe023.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a17491898e262bf44270327387e38ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e1ac68aa01c4bfbeef78b366075ae3.png)
您最近一年使用:0次
名校
解题方法
5 . 求值
(1)已知
是第三象限角,且
,求
的值;
(2)已知
,求
的值.
(1)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d07a22d487e54ec1f2719b7a50a82965.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d74c74c3c6890362d623a44fcc6e41f.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82dabe724194628c06966777a914e961.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f35152720e43c6403d43bef47c0377d.png)
您最近一年使用:0次
6 . 在平面直角坐标系
中,点
在角
的终边上.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b345fcbad3bce4e0f2f59d017349513.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f900c515871948914940c9209a2c1f71.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6369cd1db768436809404b1f3c4132c0.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b4697c7c85847f757e3c3b2d587f752.png)
您最近一年使用:0次
名校
解题方法
7 . 已知
为锐角,
.
(1)求
的值;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25f8783429be686df75afcd56e847dfa.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc9750c313ee972124cb62c4a6fb7ea.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80453a4feb1ecff153db96030f354277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63fe57d4fbae536de2e641d9d349fcf1.png)
您最近一年使用:0次
2024-03-07更新
|
401次组卷
|
4卷引用:浙江省丽水市2023-2024学年高一上学期1月期末教学质量监控数学试题
浙江省丽水市2023-2024学年高一上学期1月期末教学质量监控数学试题(已下线)8.2.2两家和与差的正弦、正切-同步精品课堂(人教B版2019必修第三册)(已下线)模块一 专题4《 三角恒等变换》单元检测篇A基础卷江苏省镇江市扬中市第二高级中学2023-2024学年高一下学期3月情况调研数学试题
解题方法
8 . 已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc454b923ea3f9394accae361b18b0c0.png)
(1)化简
;
(2)若
为第三象限角,且
,求
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc454b923ea3f9394accae361b18b0c0.png)
(1)化简
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/794f2c6bd63355105d179d11306a9cae.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e38844d9998a21f63551955e75880b4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b4179e1ab8705cf19ea7aaf48888843.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc9750c313ee972124cb62c4a6fb7ea.png)
您最近一年使用:0次
解题方法
9 . 如图,以
为始边作角
与
,它们的终边与单位圆
分别交于
、
两点,且
,已知点
的坐标为
.
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3e5af20b2f8c1fba4470f9650989e51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99981be1c406b30b49185304864d9700.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc7df99fe6438442a9453fc0c57fb703.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be50c4d9f5c1d01ed8554e3feebf58cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a69a53867a8e4962cccce148f07d1c99.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/197b13413d706fee9ee08dda140a8886.png)
您最近一年使用:0次
解题方法
10 . 已知
,且
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8f55b8836b41be612a52ca9caf97006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/691b48516834786d97b5ce5112598223.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8f798a9af75a091a8be0b71f2038260.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b47b71f55aad06480160e3f39d3b39be.png)
您最近一年使用:0次