10-11高三·福建泉州·阶段练习
1 . 如图,
是单位圆与
轴正半轴的交点,
,
为单位圆上不同的点,
,
,
.
![](https://img.xkw.com/dksih/QBM/2011/11/17/1570352883523584/1570352889077760/STEM/bab32c5882ad406ca8e4e7bf27e3d981.png?resizew=216)
(Ⅰ)当
为何值时,
?
(Ⅱ)若
,则当
为何值时,点
在单位圆上?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb7e00f8bacce4d649b535449f04568c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62d46daeed55ccca373b30002b3c344a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/907a344929dd28678993b4d3d6f9550a.png)
![](https://img.xkw.com/dksih/QBM/2011/11/17/1570352883523584/1570352889077760/STEM/bab32c5882ad406ca8e4e7bf27e3d981.png?resizew=216)
(Ⅰ)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/253979f17f2fce1f007ffe376ce3af69.png)
(Ⅱ)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a2533e543f956e647d77eb9fd2f2fee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
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2 . 已知
,则
=
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/847faa5dc942ee7a8d0c3da0f521b06b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/834a56348691e2bf711826cbaaeb65ac.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
3 . 已知
,
,则
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab03b7abf2969c0fa26c93335b110d59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25f63dc02238b087ff47e9aa5bf6759d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02a81f8b81d13c1291b333331ad7b479.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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10-11高三·福建泉州·阶段练习
解题方法
4 . 已知函数
.
(1)求常数
的值;
(2)求函数
的最小正周期和最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4c39f8921e8baa0b57abb407eee1efc.png)
(1)求常数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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11-12高三上·河北衡水·期中
解题方法
5 . 在
中,角
所对的边为
,已知
.
(1)求
的值;
(2)若
的面积为
,且
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38335830b93ac4d99c28a8e209eecb3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7f5573b30734d65648f61c0a94c98de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e887cd2a7eb442ce61be87fdf334d48.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6402f1010e94be78552ed4c45548b1b8.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a02394ba1a5aa0d3002f0a1469630ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2333feb512b8dfe038a5082cf99e397b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7f5573b30734d65648f61c0a94c98de.png)
您最近一年使用:0次
2016-12-01更新
|
870次组卷
|
4卷引用:2013届福建省福州外国语学校高三上学期期中考试理科数学试卷
(已下线)2013届福建省福州外国语学校高三上学期期中考试理科数学试卷(已下线)2012届河北省冀州中学高三上学期期中理科数学试卷2015-2016学年河北省唐山市一中高一3月月考数学试卷2015-2016学年河北省唐山一中高一3月月考数学试卷
6 . 已知
,则
的值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2898c511ae16eab7f9a9374f339a88cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdd2619994f0dec8dbe95faa8d446489.png)
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12-13高三上·福建厦门·期中
7 . 已知向量
,其中
,且
,又函数
的图象与直线
相切,相邻切点之间的距离为
.
(1)求
的值
(2)设
是第一象限角,且
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c01970727425a83e9dce6c2678c3ffd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d45632b3ca6ab6c0b05df0d5a838c375.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41a5ff72ba4e9d01ecf0c0fe07a48058.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14c055a02fba0827ffcaa92f73ce7720.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71cfe30c3d602f3503ae15cb3e1977cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d334363fba41540fc0e2e994a2c77c28.png)
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8 . 已知
且
,则
的值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a077ceccea768ed3c664d38d55242fbd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b4a1924f9a1f36f4aff957bac21577a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9146fc0a63e5c14a8fa46573e60c07ba.png)
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9 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41817d5a584feb30a1d491058b434937.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b029a2328bfc6a4fecad804569d5f57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41817d5a584feb30a1d491058b434937.png)
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11-12高三下·福建福州·阶段练习
10 . 已知函数
.
(Ⅰ)求函数
的值;
(Ⅱ)求函数
的单调递减区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/369687cecd375b6de19ee511a0ee80ec.png)
(Ⅰ)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0aa982755e231fc5fb8ee8fd1c6bb024.png)
(Ⅱ)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f6bfdb24ecf5da863405c2b40936ff9.png)
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