名校
解题方法
1 . 设
,
,
,
,若满足条件的
与
存在且唯一,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59f07029c97c324d32f258f18a96654a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd61d59ee2dc6cc43b25b7ee39ca58d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ec9920ed72728ab3fc89c2e3e68f136.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8640aafe54018ba013295b68e2946a7a.png)
A.![]() | B.1 | C.2 | D.4 |
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2 . 已知
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb90f0294dfff41f05b0fc64d7a06e4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b2a7344437a5dda811f0ec372a5dd2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb5262656b3496f13c2dd370da1d863e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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3 . 已知直线
垂直单位圆
所在的平面,且直线
交单位圆于点
,
,
为单位圆上除
外的任意一点,
为过点
的单位圆
的切线,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63f11e8c4cd3d18e48214722b449556e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b389057175611d34532005b4e19e3d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63f11e8c4cd3d18e48214722b449556e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26935a24b8ac76cbf793e28e2a2faf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dbbbb838cc54e1c8a4b79d5a46d5a10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e69f787691932f3bb9535298d4e7a432.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26935a24b8ac76cbf793e28e2a2faf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d136b276f09b5359ee2159925e4851e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071f6075687bd2265836e0fcbf0c1e47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b389057175611d34532005b4e19e3d6.png)
A.有且仅有一点![]() ![]() |
B.有且仅有两点![]() ![]() |
C.有且仅有一点![]() ![]() |
D.有且仅有两点![]() ![]() |
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解题方法
4 . 已知角
,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71342cb381e3ea133c1495804b7fa5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b312a01f8a808a78e92a3930e84feef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dc30d8cc2dc311247687a5bc4288bce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/761676b8f41498bffc6c948edd42fe48.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
解题方法
5 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2081f7fa83458eb0f5e4ade69a0fe31a.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cb73cae1327075f18bf8783e3dcc646.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2081f7fa83458eb0f5e4ade69a0fe31a.png)
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2024高三·全国·专题练习
解题方法
6 . 已知tan α=
,tan β=-
,则tan (2α+β)的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1985174e05ad371e13cf24d244423da4.png)
A.-![]() | B.-![]() |
C.1 | D.![]() |
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名校
7 . 已知
的角A,B,C满足
,其中符号
表示不大于x的最大整数,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12fcf145609764d2867b47ca4c15d3da.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3e86f4bf8d5189aa9b8a78f8748b02f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2ab85825d4a002600ca41bd3cd2ee7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7dc63dac12b3dc8fea7623e82d7eb50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12fcf145609764d2867b47ca4c15d3da.png)
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2024-03-03更新
|
964次组卷
|
5卷引用:压轴小题13 解决一类三角恒等变换问题
(已下线)压轴小题13 解决一类三角恒等变换问题(已下线)【练】专题1 三角恒等变换问题(压轴小题)河南省信阳市新县高级中学2024届高三考前第六次适应性考试数学试题安徽省蚌埠市2024届高三下学期第三次教学质量检查数学试题(已下线)专题08 两角和与差的三角函数-《重难点题型·高分突破》(苏教版2019必修第二册)
名校
解题方法
8 . 足球是一项深受人们喜爱的体育运动.如图,现有一个11人制的标准足球场,其底线宽
,球门宽
,且球门位于底线
的中间,在某次比赛过程中,攻方球员带球在边界线
上的
点处起脚射门,当
最大时,点
离底线
的距离约为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/18/69cae20f-6bb9-4e78-84db-1dd3befe4bf1.png?resizew=148)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2479395313e6edcf22a465a92f5fbe03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cf459c4da2e425703a311b2bb2eb667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b89403a4db68423b83136d2cbff6225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/18/69cae20f-6bb9-4e78-84db-1dd3befe4bf1.png?resizew=148)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
解题方法
9 . 记
的内角
所对的边分别是
,且满足
.
(1)证明:
;
(2)若
的面积为
,求
;
![](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/36976a79b97531faec39b0e620537410.png)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bc2341245480bed8a9b884330efcab8.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1659c6c88c3596b4b3d25db3c95f6d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/354f86b608c5fa3641aff877665a992f.png)
您最近一年使用:0次
2024-02-29更新
|
892次组卷
|
4卷引用:上海市位育中学2023-2024学年高一下学期3月月考数学试卷
上海市位育中学2023-2024学年高一下学期3月月考数学试卷(已下线)专题1 含正切的解三角形问题(每日一题)(已下线)第9章:解三角形章末重点题型复习-【帮课堂】(人教B版2019必修第四册)浙江省新阵地教育联盟浙江十校2024届高三下学期第三次联考(开学考试)数学试题
名校
解题方法
10 . 同余定理是数论中的重要内容.同余的定义为:设
且
.若
,则称a与b关于模m同余,记作
(“|”为整除符号).
(1)解同余方程:
;
(2)设(1)中方程的所有正根构成数列
,其中
.
①若
,数列
的前n项和为
,求
;
②若
,求数列
的前n项和
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4991ae7c93a141bf73ce7f0b6b7fd7b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e34f42b3be15518c29e3689c9fe6d6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e709c6565f8241310b97af5e0c831778.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f608dd253088da169fb57ad5d1f525c.png)
(1)解同余方程:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/657b55d01c91799ec194df07eea1808e.png)
(2)设(1)中方程的所有正根构成数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76aef4cdcb5af742ce28003b7b6c8c20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c002c44d45907aad22da19859193270b.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e39834a599932f7f88a700cc36723a18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f329b217e1051b23f0d61023cdc6e69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46a1a2133477cd27eed4a945a05d52c7.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8080993903f4969c2dac4a3e01b7123.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/307cd6a77de16aff5ab0defe75866ccc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
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2024-02-28更新
|
1994次组卷
|
4卷引用:辽宁省沈阳市辽宁实验中学2024届高三下学期高考适应性测试(二)数学试题
辽宁省沈阳市辽宁实验中学2024届高三下学期高考适应性测试(二)数学试题(已下线)第2套 全真模拟篇 【模块三】(已下线)压轴题07三角函数与正余弦定理压轴题9题型汇总-1江西省红色十校2024届高三下学期2月联考数学试卷