名校
解题方法
1 . 已知
.
(1)求
和
的值;
(2)求
和
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a951c746f77fecb50e4e5f7955f8d2e4.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3a282d19bf2c827a98d4443330f7ca1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc74325c1a07be2883f70df7c290ef74.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e930e8fe6a8d2a493b93fa8b1cde0cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6438707f2ef2fdc3ab55ad432b300875.png)
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2021-03-27更新
|
237次组卷
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7卷引用:黑龙江省鹤岗市第一中学2019-2020学年高一上学期期末数学(文)试题
黑龙江省鹤岗市第一中学2019-2020学年高一上学期期末数学(文)试题【市级联考】广东省佛山市2018-2019学年高一上学期期末考试数学试题新疆喀什地区巴楚县第一中学2019-2020学年高一上学期期末数学试题山东省沂源县第二中学2020-2021学年高一下学期开学考试数学试题广东省佛山市石门高级中学2020-2021学年高一下学期第一次统测数学试题(已下线)第05讲 三角恒等变换(考点讲解+分层训练)-2021-2022学年高一数学考点专项训练(人教A版2019必修第一册)广东省佛山市南山湖实验中学2022-2023学年高一下学期3月教学质量检测数学试题
名校
解题方法
2 . 已知
,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b59d4aaaf7530f9bd32f8908ffe8fd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1aa58ee38fdd94ad8392f872188fe49d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85527d190d4e1d6bac4145d1c716e65e.png)
A.2 | B.![]() | C.3 | D.![]() |
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名校
3 . 图1是第七届国际数学教育大会(
)的会徽图案,它是由一串直角三角形演化而成的(如图2),其中
,则
( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/20/a568f896-3b14-4352-b51c-9ec95c09d7b4.png?resizew=386)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0184d9ea233cd7983be93fe160d19ad9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60733091d0925b590f9cab6be1f71694.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd22b0675c329775e98f45bfe11863e6.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/20/a568f896-3b14-4352-b51c-9ec95c09d7b4.png?resizew=386)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2020-11-08更新
|
812次组卷
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9卷引用:河北省2021届高三上学期10月联考数学试题
4 . (1)化简
;
(2)已知
,
,
,
.求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95dd484590153c622f2845717f4dd461.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f235d6fae415aa5d63a9541e1bd4ee6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0c8b3f543c6226ebbda73b8322237bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/143c4c04fa1b93945bd813b59057a2bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c1b324983288fc7fb77a8eaf3c15c7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6abc69c57972a4efb8301e3308ea9ca6.png)
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2020-11-01更新
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523次组卷
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3卷引用:湖南省长沙市长沙县第九中学2020-2021学年高三上学期10月月考数学试题
名校
解题方法
5 . 在平面直角坐标系中,角
的终边经过点
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae43a9e2f9976ced1f55c62d24c80bad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/530e5817131adf2c05b99ff18eb9060f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38dd8aad9cfb5e1fe2a45d80923f1571.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2020-07-21更新
|
397次组卷
|
2卷引用:黑龙江省哈尔滨市第九中学2020届高三第三次模拟考试数学(理)线下试题
名校
6 . 在平面直角坐标系中,点
是角
终边上一点,求
(1)
的值;
(2)
,
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4500d42b3e19bc60ad380e78b4084565.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a52afa299e18e034bf294e98d267dee6.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ffff4033e2ff2994a12b5fc4616a6ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca3468074c9fed4785523b0e1c13039b.png)
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解题方法
7 . 函数
的部分图象如图所示.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/29/fe5f150e-a829-4963-81eb-e9a2f11eba5c.png?resizew=165)
(1)求函数
的解析式;
(2)若
,且
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f16d464b8503b2f083a0854d6ed6e03d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/29/fe5f150e-a829-4963-81eb-e9a2f11eba5c.png?resizew=165)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/197048c53c786c57b279c1456d30a176.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d085878bf347f74d6b5ddad32d6da1e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9ba9745c01bcc7c3b62a4ee6dd60a3a.png)
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2020-06-04更新
|
1022次组卷
|
7卷引用:黑龙江省哈尔滨市第三中学校2020届高三第三次模拟数学(理)试题
名校
8 . 如图,在直角坐标系
中,角
的顶点是原点,始边与
轴正半轴重合,终边交单位圆于点
,且
.将角
的终边按逆时针方向旋转
,交单位圆于点
.记
.
![](https://img.xkw.com/dksih/QBM/2019/9/2/2282083453345792/2285664564445184/STEM/d604da6cc2a44f70b6d33222de6180b6.png?resizew=209)
(1)若
,求
;
(2)分别过
作
轴的垂线,垂足依次为
.记
的面积为
,
的面积为
.若
,求角
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11afee90cb68b244290bdc1d6a0642eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cec3f0349a972389b6b799a2f10c76ff.png)
![](https://img.xkw.com/dksih/QBM/2019/9/2/2282083453345792/2285664564445184/STEM/d604da6cc2a44f70b6d33222de6180b6.png?resizew=209)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/865afa1f97658d54e0616094b6a6aee1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
(2)分别过
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39acab3cfb59bfc9591371721ab01d93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3304bc1372275307dce0bf4e98b8f3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0574e32fad19571c0a9c9fcf839094ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0bd63f55069a3bc870915010b39225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8060a00d925f27135a7baff2d0e9d598.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
您最近一年使用:0次
2019-09-07更新
|
482次组卷
|
3卷引用:黑龙江省哈尔滨师范大学青冈实验中学校2019-2020学年高三10月月考数学(理)试题
名校
9 . 已知
,
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b4a1924f9a1f36f4aff957bac21577a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a077ceccea768ed3c664d38d55242fbd.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55940728eee327eebd1ce63eebfb7bf2.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96893599ba04b60331d9f298bbde417f.png)
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名校
10 . 函数
的图象的一条对称轴方程是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25a0305fac9d08639c96b92c62fb1335.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2018-12-18更新
|
968次组卷
|
6卷引用:黑龙江省哈尔滨师范大学青冈实验中学校2019-2020学期高三上学期开学考试(8月)数学(文)试题