名校
解题方法
1 . 已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cad3e4a762fb8c5f93bd96f0005b194e.png)
(1)若角
的终边过点
,求
;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cad3e4a762fb8c5f93bd96f0005b194e.png)
(1)若角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c262a8c52fe2d4acad77b714afaf05f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/794f2c6bd63355105d179d11306a9cae.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f280aa9106f8983fa107da81a2ce1bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f19975d8734bcd043c74ff51886d88b.png)
您最近一年使用:0次
名校
解题方法
2 . 平面直角坐标系
中,单位圆与
轴正半轴交于点
,角
的终边与单位圆的交点
位于第二象限.
(1)若弧
的长为
,写出
的坐标,并计算扇形
的面积;
(2)角
的终边绕点
逆时针旋转
后恰与角
的终边重合,若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(1)若弧
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/732250efe9c8c0cbca127fb2ed2a4bf9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828fcf6ed16b5dae1b572d471f5ed7a7.png)
(2)角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15615de1a6df206dbd081251f676578e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cfea3c84a996fefc1bcdf7f6eecf1a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc24d605ad707ad0e76059d8a31f50d3.png)
您最近一年使用:0次
2024-01-15更新
|
132次组卷
|
3卷引用:河南省郑州市宇华实验学校2023-2024学年高二下学期开学摸底考试数学试题
河南省郑州市宇华实验学校2023-2024学年高二下学期开学摸底考试数学试题上海市华东师范大学附属东昌中学2023-2024学年高一上学期期末考试数学试卷(已下线)6.2 常用三角公式-高一数学同步精品课堂(沪教版2020必修第二册)
名校
解题方法
3 . 已知函数的部分图象如图所示,其中
,且
.
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
(2)若斜率为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcf3a0982efe6526c9a3f9841eb7f504.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
您最近一年使用:0次
2023-12-05更新
|
662次组卷
|
2卷引用:安徽省舒城中学2023-2024学年高二下学期开学考试数学试卷
名校
解题方法
4 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32df380fd4eec992e81e40864eedd509.png)
(1)请用“五点法”画出函数
在一个周期上的图象(先在所给的表格中填上所需的数字,再画图);
(2)求
在区间
上的最大值和最小值及相应的
值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32df380fd4eec992e81e40864eedd509.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/17/5f88c842-4cd9-4439-8e71-6b2a83e15c30.png?resizew=245)
(1)请用“五点法”画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![]() | ![]() | ![]() | |||
![]() | 0 | ![]() | |||
![]() | 0 |
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b47a81a490ea06155c4215764e6364b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
2023-09-19更新
|
721次组卷
|
8卷引用:江西省万安中学2023-2024学年高二上学期开学考试数学试题
江西省万安中学2023-2024学年高二上学期开学考试数学试题新疆乌鲁木齐某校2022-2023学年高一下学期开学考试数学试题江西省南昌市新建第二中学2022-2023学年高一下学期3月份学业水平考核数学试题四川省广元中学2022-2023学年高一下学期第一次段考(4月)数学试题(已下线)第11讲 5.6.2 函数y=Asin(ωx+φ)的图象-【帮课堂】(已下线)第15讲 三角函数 章末题型大总结(2)-【帮课堂】(已下线)第7章 三角函数 章末题型归纳总结(1)-【帮课堂】(苏教版2019必修第一册)(已下线)第02讲 5.4三角函数的图象和性质—【练透核心考点】
5 . 计算:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91f942c45578d29962de2eb30e958bb3.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b926ce526d2074ce19c86baa076522b3.png)
您最近一年使用:0次
2023-09-14更新
|
579次组卷
|
3卷引用:江西省全南中学2023-2024学年高二上学期开学考试数学试题
江西省全南中学2023-2024学年高二上学期开学考试数学试题(已下线)第14讲 三角恒等变换、三角函数的应用(7大考点)-2022-2023学年高一数学考试满分全攻略(人教A版2019必修第一册)内蒙古科左中旗民族职专实验高中普高2023-2024学年高三第一次月考数学(文)试题
名校
解题方法
6 . 在
中,设A,B,C所对的边分别为a,b,c,且满足
.
(1)求角B;
(2)若
,
的内切圆半径
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bde9ea5778fcb6f3246a3fe31eb2b91.png)
(1)求角B;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23725094c363fd158166a8698971694c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5027de33063cfbbcaa4566c5552dfe6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
2023-08-27更新
|
1805次组卷
|
5卷引用:广西南宁市邕宁高级中学2023-2024学年高二上学期数学测试试题(一)
名校
7 . 已知向量
与
互相垂直,其中![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5caabda288fc01cc168938846eec5d2.png)
(1)求
和
的值;
(2)若
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1549c8ab4fddf570c3214c74efd23e9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cae8737a108dfc30252c3721f7cf9af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5caabda288fc01cc168938846eec5d2.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de7d5ef3a3d9a03be91135fc426d57cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aefd06c239145a2b6ae87a955aa51414.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e45f3ef0dec884811218b7cd5a65f659.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af87a22a39bd12c4734b0bdf1596b42a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
您最近一年使用:0次
名校
8 . 记
的内角
的对边分别为
,已知
.
(1)若
,求
;
(2)求
的最小值.
![](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/e67db99aeec5df334a8c62771907cdc6.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3711c8ba16405959bcb0b70385da1d89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/413323ab92f73c1eabb235731bb5c399.png)
您最近一年使用:0次
2023-07-27更新
|
473次组卷
|
2卷引用:四川省泸县第四中学2023-2024学年高二上学期开学数学试题
名校
解题方法
9 . 欧拉是十八世纪数学界最杰出的人物之一,数学史上称十八世纪为“欧拉时代”.1735年,他提出公式:复数:
(
是虚数单位).已知复数
,
,
.
(1)当
时,求
的值;
(2)当
时,若
且
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d01e32cabd584c118930928ec3aed230.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/292da9eace23442c41d9240730f2629b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51b0639c92f156a46d731a937251f12b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a7977d7239c13e044382d3bdc9ab015.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3890808d042fedb8199ff23f4a8e6ddb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64f12a1b977d45ffc7a4753eb1e2301d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
您最近一年使用:0次
2023-07-14更新
|
345次组卷
|
5卷引用:四川省泸县第四中学2023-2024学年高二上学期开学数学试题
四川省泸县第四中学2023-2024学年高二上学期开学数学试题河北省武邑中学2022-2023学年高一下学期期末数学试题(已下线)12.4 复数的三角形式-【帮课堂】(苏教版2019必修第二册)(已下线)高一下学期期末数学试卷(提高篇)-举一反三系列(人教A版2019必修第二册)(已下线)重组1 高一期末真题重组卷(河北卷)B提升卷
10 . 中国剪纸是一种民间艺术.具有广泛的群众基础,交融于各族人民的社会生活,现有一张矩形卡片
,对角线长为
(
为常数),从
中裁出一个内接正方形纸片
,使得点
,
分别
,
上,设
,矩形纸片
的面积为
,正方形纸片
的面积为
.
时,求正方形纸片
的边长(结果用
表示);
(2)当
变化时,求
的最大值及对应的
值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/611f100dcfa7803db6eb233e2e7f2dab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3786b447cea4f66a1dfe9d00300f98a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/611f100dcfa7803db6eb233e2e7f2dab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0bd63f55069a3bc870915010b39225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3416881a6f67d05fe6b67787047fc86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/611f100dcfa7803db6eb233e2e7f2dab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ad5a9147b25285124851a61c7d1a24a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
您最近一年使用:0次
2023-07-10更新
|
242次组卷
|
3卷引用:重庆市2023-2024学年高二上学期入学考试模拟数学试题