名校
解题方法
1 . 已知
中,点
为线段
上靠近
的四等分点,其中
,
.
(1)求
的值;
(2)若
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e428e7a09732be85c1224e9c8f6a71c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a06ffbd0c5b65c969d1dc846eb92be9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47bd31bfaf84ff38f408e1749d3fbf57.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97755b8db09963f6a20b9ebf1dc0d68b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e428e7a09732be85c1224e9c8f6a71c5.png)
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|
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3卷引用:安徽省芜湖市第一中学2021-2022学年高三上学期第一次月考理科数学试题
安徽省芜湖市第一中学2021-2022学年高三上学期第一次月考理科数学试题江苏省扬州市高邮市第一中学2021-2022学年高三上学期期中模拟数学试题(已下线)重难点08 正、余弦定理解三角形的重要模型和综合应用【八大题型】
2 . 已知函数
.
(1)求
的最小正周期和对称轴方程;
(2)讨论
在
上的单调性及值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5731306842b849469145cd27535b2ec6.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d740f8863bd0989fbeaf3177206fa193.png)
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2021-10-20更新
|
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3卷引用:安徽省六安市新安中学2022届高三上学期第二次月考文科数学试题
安徽省六安市新安中学2022届高三上学期第二次月考文科数学试题陕西省咸阳市武功县普集高中2021-2022学年高三上学期期中文科数学试题(已下线)考点17 三角函数的性质与应用-备战2022年高考数学典型试题解读与变式
名校
解题方法
3 . 已知向量
,
,
,函数
.且满足函数
的图象相邻两条对称轴之间的距离
.
(1)求
的表达式,并求方程
在闭区间
上的解;
(2)在
中,角
,
,
的对边分别为
,
,
.已知
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6476ef01d84523be57715ce979320f90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f86bcf9570ed923f491136196880be74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c25f1d401fe5fd8748bb7c89751493b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28638f8c054a7bb4d9b46fde330bc76f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3aae9c8988f4a48db69cad3308942c9.png)
(2)在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6513d8fd81b4a3680ac8f75184c6610d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ec308173689e84d09070ad1367ac6ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5201fc26d013f6fb889933c0e32f5c53.png)
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2021-10-12更新
|
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3卷引用:安徽省亳州市第二中学2021-2022学年高二上学期第一次月考数学试题
名校
4 . 已知
,
,且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e0bf3bed28243ab5f823a1cf69a2b2.png)
(1)求
的单调区间.
(2)在
中,
,
,
的对边分别为
,
,
,当
,
,
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed73268eaaf2d27f851a20c10d7e8c3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f15776290ec20cc6d26fc7b4b62e992.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e0bf3bed28243ab5f823a1cf69a2b2.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03837b3769eda7f0d3804cc5ad4a6d60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e3b733bc51f2ae49cea5bd07a863a2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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|
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6卷引用:安徽省马鞍山第二中学2021-2022学年高三上学期10月段考理科数学试题
名校
解题方法
5 . 在
中,设
、
、
所对的边分别为
、
、
,已知
,且三角形外接圆半径为
.
(1)求
的大小;
(2)若
的面积为
,求
的值;
(3)设
的外接圆圆心为
,且满足
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b190db100ca1b5449315ff0c85ffea37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6209806f3aa028c3fd93eaa08b5a106f.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37f4f229d569258e702174007b2db643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2021-09-08更新
|
382次组卷
|
6卷引用:安徽省阜阳市第二中学2023-2024学年高一下学期第一次月考数学试题
名校
6 . 已知向量
,
,函数
.
(1)求函数
的最小正周期及该函数图象对称轴的方程;
(2)求函数
在
上的最大值和最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53110a45feeb9d2f38fc740b33971ba0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c85dc20862c3f48918a4e0dacbaa41f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1997ec3d5c880429ef4d93f2e27d1b.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18c9aeed3c8c5a04e48d011c607f9142.png)
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2021-09-07更新
|
320次组卷
|
3卷引用:安徽省蚌埠市田家炳中学2020-2021学年高一下学期6月月考数学试题
名校
解题方法
7 . 已知函数
,则下列四个结论中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e16d058186c314e41f961840bad0e327.png)
A.![]() | B.![]() ![]() |
C.![]() ![]() ![]() | D.![]() ![]() |
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2021-08-23更新
|
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2卷引用:安徽省淮南市兴学教育咨询有限公司2023-2024学年高三上学期阶段性测试数学试卷
名校
8 . 已知向量
,
,
(1)若
且
,求x的值;
(2)求
的最大值和最小正周期.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe7bdaab3a6c11403c2469ac8d1f51c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63a52e4b31ac20509771440eac40eecb.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35e9616e55c8107822a14b0c9be94497.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26003cf981097df64f9f55eced7ecf8.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc1525aee9019a25cf71dc6054ec1ce.png)
您最近一年使用:0次
名校
9 . 已知向量
,
,函数
.
(1)若
,求函数
的值域;
(2)在锐角
中,内角
,
,
所对的边分别为
,
,
,
,
,求
的面积的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a814fbc17642553884295fcd77d9389b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b068956e5dfab74c4f60e2bdc940689c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d319e3adc76ce60256ff27aafc2e96dd.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ce485410257c9c1fae9d87ce3e44cc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)在锐角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d22c08802f8f1a223b7b46003e44d85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03837b3769eda7f0d3804cc5ad4a6d60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
名校
10 . 已知平面向量
,
.
(1)若
,
,求实数x的值;
(2)求函数
的单调递增区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef421bedcba549ccd80b19ef5c90358e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f34a5d04583a63e657681d9eb4e8c5a.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2758285d3c1d8c16784edbc5f572fc26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb48434bdcafb5e084fc0b6396cb9469.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c25f1d401fe5fd8748bb7c89751493b.png)
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2022-04-29更新
|
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5卷引用:安徽省阜阳市太和县2019-2020学年高三上学期10月质量诊断考试数学(文)试题