2024高一下·全国·专题练习
1 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90ec7c99202b44d5d65239f65f155b6f.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f32dc80b5df400e40c457c2b41e474b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90ec7c99202b44d5d65239f65f155b6f.png)
您最近一年使用:0次
解题方法
2 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb696b672fcb28a6d43df4860ae1a1f3.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f31ee9fa9d3c9fbca0293712e606aae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb696b672fcb28a6d43df4860ae1a1f3.png)
您最近一年使用:0次
2024-02-18更新
|
524次组卷
|
3卷引用:贵州省黔东南州2023-2024学年高一上学期期末检测数学试题
贵州省黔东南州2023-2024学年高一上学期期末检测数学试题(已下线)1.4-1.5 正余弦函数的图象和性质(1)-同步精品课堂(北师大版2019必修第二册)陕西省渭南市永兴中学2023-2024学年高一下学期3月月考数学试卷
名校
3 . 已知
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86a9cf263621dbda857db17cfe36ac97.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8f55b8836b41be612a52ca9caf97006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef92d8eafbac67a61f262b256687575d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86a9cf263621dbda857db17cfe36ac97.png)
您最近一年使用:0次
2024-02-18更新
|
1220次组卷
|
4卷引用:山东省临沂市2023-2024学年高一上学期期末学科素养水平监测数学试题
山东省临沂市2023-2024学年高一上学期期末学科素养水平监测数学试题四川省凉山州民族中学2023-2024学年高二下学期新高考开学考试数学试卷甘肃省天水市第一中学2023-2024学年高一下学期开学考试数学试题(已下线)4.1同角三角函数的基本关系式-【帮课堂】(北师大版2019必修第二册)
解题方法
4 . 已知点
是角
终边上一点,将角
的终边逆时针旋转
得到角
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2236f581b11a0bb63addd062529acee8.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b21872d8f6a518e0a2993ccf7a795ed2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d49f8a63ddbca52039fa9ab44cda6b29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8736e893762de0468d44b89d615601a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2236f581b11a0bb63addd062529acee8.png)
您最近一年使用:0次
解题方法
5 . 在平面直角坐标系
中,若角
的顶点为坐标原点,始边与
轴的非负半轴重合,终边与以坐标原点为圆心的单位圆交于点
,则
的值为__________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71b95d47e0134efc07bd1626ee632517.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06f978577ba1b27609441e68eb351fba.png)
您最近一年使用:0次
解题方法
6 . 已知
,
的值为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb90f0294dfff41f05b0fc64d7a06e4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a126365c55fd49cb4c681504048bd3a.png)
您最近一年使用:0次
解题方法
7 . 若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8bb11ccf6e438301dbe9b025747b185.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51474d91e540a475138571e8738de850.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8bb11ccf6e438301dbe9b025747b185.png)
您最近一年使用:0次
8 . 已知某段电路中电流
(单位:A)随时间
(单位:
)变化的函数解析式是
,若
时的电流为
,则
时的电流为__________
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e105760638b22b26ff8bec4354255e4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d65502a7ea4d1ce6d6d8c720845c73e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61d7f5c4beb97f950b581e94f4bba895.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07b0726abd1e8d04626299250db334d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc9d1ce44013cb5ba7c6038dabc2803d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6249373156339cbdbe3bdd8c31ec9fe7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff4489d9b83072184c0e1d6b09be50ca.png)
您最近一年使用:0次
解题方法
9 . 若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76ac8fd9c158ef3e4ba025553d1aac01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e304cf018473bb54edb166fcd6502b.png)
您最近一年使用:0次
解题方法
10 . 若角
的顶点在原点,始边与
轴的非负半轴重合,终边与单位圆交于点
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8974fb1c9356711c2b615243e3973e2e.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8256567ac75f1cb6b3742f914247518.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8974fb1c9356711c2b615243e3973e2e.png)
您最近一年使用:0次