13-14高三·全国·课后作业
名校
解题方法
1 . 已知角
终边上一点
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31a0cc78c3e209937bd33da16b04044a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ef87dfcced9fe659c59bb2bd21c69c7.png)
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2020-06-16更新
|
559次组卷
|
10卷引用:湖北省武汉市部分市级示范高中2019届高三十月联考理科数学试题
湖北省武汉市部分市级示范高中2019届高三十月联考理科数学试题(已下线)2015数学一轮复习迎战高考:3-2同角三角函数的基本关系式与诱导公式(已下线)2013-2014学年甘肃省嘉峪关市高一下学期期末联考数学试卷2014-2015学年山东枣庄薛城舜耕中学高一上学期10月月考数学试卷2016-2017学年江西省九江市重点高中高一下学期第一次段考数学试卷山西省晋中市平遥县综合职业技术学校2018-2019学年高三(普通班)上学期期中数学试题(已下线)[新教材精创] 7.2.3 三角函数的诱导公式练习-苏教版高中数学必修第一册江苏省南通中学2018-2019学年高一(上)段考数学试题苏教版(2019) 必修第一册 过关检测 第7章 7.2.3三角函数的诱导公式 1.4.3诱导公式与对称同步练习2020-2021学年高一下学期数学北师版(2019)必修第二册
名校
2 . 如图,点
是锐角
的终边与单位圆的交点,
逆时针旋转
得
,
逆时针旋转
得
,…,
逆时针旋转
得
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/23/64280e8b-78d7-4ced-b885-869daf495248.png?resizew=193)
(1)若
的坐标为
,求点
的横坐标;
(2)若点
的横坐标为
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf9f50605db5d5f8f3a01ee8e474a112.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f88ec2dbad3fa6208c0493291e5ccdcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/926d1308d5db144e31b4d0211c63ef52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1652145a4785b50fa22fdd8c63f724b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1652145a4785b50fa22fdd8c63f724b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/926d1308d5db144e31b4d0211c63ef52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ae18c3151ef1283fbd7854562fdfc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24cc88ab4bf81558263875b7bfc0f6aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/926d1308d5db144e31b4d0211c63ef52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9123b1c8cb0bbaca44e8464bee03678.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/23/64280e8b-78d7-4ced-b885-869daf495248.png?resizew=193)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf9f50605db5d5f8f3a01ee8e474a112.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bfd8da8cf8cfacb41ba262bfe0d77cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2708fa6298e52f617383efc175b71ddc.png)
(2)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/391d23b5ffaf0444a1d1a1550a0f3527.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7294f5ae2a24ff42e84cd9773b2a7287.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bec69d6dcf06d9bc5b03cd8a4e60a3cb.png)
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2020-05-22更新
|
414次组卷
|
3卷引用:湖北省随州市2020-2021学年高二上学期9月联考数学试题
解题方法
3 . 在平面直角坐标系xOy中,以ox轴为始边作两个锐角
,
,它们的终边分别与单位圆相交于A,B两点已知点A,B的横坐标分别为
,
.
(1)求
和
的值;
(2)求
的值.
![](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/bd92f594c348f7a956607f7b381cc22a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9868f77d5ab5073b6145f1c6d272122e.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d66c03d4ca06819a6ce7fc8ea6de0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63fe57d4fbae536de2e641d9d349fcf1.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6067892cbea3675761568beae80f25d7.png)
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4 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ec89c3bc454d209007c2b29baeeb3b0.png)
的最大值是2,函数
的图象的一条对称轴是
,一个对称中心是
.
(1)求
的解析式;
(2)已知B是锐角,且
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ec89c3bc454d209007c2b29baeeb3b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/051148fcf79d043e05847a6181628d97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f56a20bc5fce6b02217627b42249854.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2564a10b70adfbfb50d73e785569d61.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)已知B是锐角,且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c5689e9f818d60432913e012262371f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b03005d17bf564371ad29fea41f5c650.png)
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5 . 已知角
的终边经过点
,求下列各式的值.
(1)
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fb40db95dddae34e1a85cdcd045917f.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b8ff471824da7bf5393c19cde723827.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffd1819c8b81538768b624f747d9cbb8.png)
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2020-02-14更新
|
371次组卷
|
3卷引用:湖北省十堰市2019-2020学年高一上学期期末数学试题
名校
解题方法
6 . (1)已知角
的终边经过点
,且
,求
和
的值.
(2)已知
,
,且
,求角
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2f046b05eaffe6dd8d1cea33884dc83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a92b5f617460604b942a9c302b3a41ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8f798a9af75a091a8be0b71f2038260.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc9750c313ee972124cb62c4a6fb7ea.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee6b1670b2b446ace5bc12d7385b8e78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb9e3b2b77bc9b54f3ae0b332e705c09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6659ee24daa8fd4283e1077def819937.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
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2020-02-13更新
|
754次组卷
|
2卷引用:湖北省荆州中学2019-2020学年高一上学期期末数学试题
名校
7 . 计算下列各式
(1)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c22f872ac93fbdcd71f728f83677387e.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2bd767eed41980494b6ccb012f631e7.png)
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8 . 已知角α的顶点与平面直角坐标系的原点O重合,始边与x轴的非负半轴重合,它的终边过点P(﹣3,1).
(1)求sinα的值;
(2)已知角β为钝角,且满足cos(α+β)
,求cosβ的值.
(1)求sinα的值;
(2)已知角β为钝角,且满足cos(α+β)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c2dcc5a28daac51d2e32aea8ab9ba7a.png)
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9 . 已知角α的终边过点(﹣3,﹣4).
(1)求sinα,cosα的值;
(2)求
的值.
(1)求sinα,cosα的值;
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb4c8ee5eb949d223fafcd83f08adc1f.png)
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2020-01-12更新
|
381次组卷
|
2卷引用:湖北省恩施一中、利川一中等四校2018-2019学年高一上学期期末联考数学试题
10 . 已知角
的终边上有一点P的坐标是
,其中
.求
,
,
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a389450ee21de5f7f1d480d307e6e19e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20849c00c47cbdc43f18d53341b6c4e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de7d5ef3a3d9a03be91135fc426d57cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aefd06c239145a2b6ae87a955aa51414.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43660b1543b3a2b46185f7629d28a963.png)
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