名校
1 . 已知在
中,内角
的对边分别为
,
为锐角,且满足
.
(1)求
的值;
(2)若
,
的面积为
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed498b8aab0dfed96bd7d540f55fc018.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff0f5f508629d717f5576128ca84cdec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24db09e56b38eefebf1e98662cc07f75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76c2bb7be2e9410a16502268fd4c67be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/115f2fbb3392caac9a1487d7381cf54c.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22daabb5a8b4143387550a2fbdc95ff1.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbdb01b62e5649f050b8c0ea3a6edff3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed498b8aab0dfed96bd7d540f55fc018.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/103070abee09399f1e9510a75c3ba9e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5cfc907000ecf818cebc94929fc8bf6.png)
您最近一年使用:0次
2019-04-24更新
|
769次组卷
|
2卷引用:安徽省安庆一中2018-2019学年高一第二学期期末考试数学试题
名校
2 . 在
中,点
在
边上,
,
,
.
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3578f11e4ef8746c78dd0d24f6ac7804.png)
(2)若
,求
的长及
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/413882b5d51b0dac1e1c28a3367a54e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8faabcabc4e4ac2ec60d6fe04e90e56a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f186ea827f7becafd1ac4955e22c6812.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3578f11e4ef8746c78dd0d24f6ac7804.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11c85409e4c685f7dbadae2de3cf9a09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db5e1441a49e782ff0ef46e776cde06a.png)
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2019-04-02更新
|
792次组卷
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3卷引用:安徽省郎溪中学2018-2019学年高二下学期期末模拟数学(文)试题.
3 . 已知角
的终边上有一点
,其中
.
求
的值;
求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/371897b5d4685496ce743fdb9d7b409f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a64103561364ac4c9460a72c9e154bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4141b26d2c32655003494a91ad6331b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b17502fd5f02f35b47f6a3ce7dc9fa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65863c1abad833b79c303bfca24f535c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a52729485738efd3ddba8d4136b5cc6.png)
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2019-03-27更新
|
827次组卷
|
2卷引用:安徽省滁州市定远县英华中学2018-2019学年高一上学期期末数学试题
名校
4 . 已知
,且
,
(1)求
,
的值;
(2)
,
求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f201f6e84279e80b85f394f4d930ed41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/462f25972649fb55c2cc946cb8765c9c.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b4179e1ab8705cf19ea7aaf48888843.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d66c03d4ca06819a6ce7fc8ea6de0f0.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18d9e0be83bc40656ef3b60e2b2df75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92b9082ee8dab6c1e4e325c9db6b9f31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63fe57d4fbae536de2e641d9d349fcf1.png)
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5 . 已知函数
,
,若将函数
的图象向右平移
个单位后得到函数
的图象,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/691e0d288c36cfb7081338c0c96d3235.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5832df51f7e9f83bdd534788ec773bcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52810b7a5b38c8e6d090747c68a6c022.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/691e0d288c36cfb7081338c0c96d3235.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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6 . 已知向量m=(cos
,sin
),n=(2
+sinx,2
-cos
),函数
=m·n,x∈R.
(1) 求函数
的最大值;
(2) 若![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a02d44492b51b0e08208fdc0d1707025.png)
且
=1,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
(1) 求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c73a98c1b3504e09bfbe0db849b0d24.png)
(2) 若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a02d44492b51b0e08208fdc0d1707025.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/212304b95ef18341b200414fa6d34bdf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23fb90e09994fdc6ab02ed6ba664f31f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b702c7910df62d3a62764b6227cf20e2.png)
您最近一年使用:0次
2019-01-13更新
|
581次组卷
|
4卷引用:安徽省阜阳市2020-2021学年高一上学期期末数学试题
7 . 设函数
.
(1)求函数
的最小正周期和单调递增区间;
(2)当
时,求函数
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7cdbbc97bf9e86b71b7cf17ad69a344.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c7028a5fa4d781d382ca3b73b74796e.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e110a5c990e7147b026539eb48a837a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
您最近一年使用:0次
2019-04-27更新
|
1225次组卷
|
7卷引用:安徽省阜阳市临泉县第一中学2016-2017学年高一下学期学科竞赛数学(文)试题
安徽省阜阳市临泉县第一中学2016-2017学年高一下学期学科竞赛数学(文)试题2017届浙江省杭州市高三4月教学质量检测(二模)数学试卷(已下线)2019年一轮复习讲练测 4.5 函数y=Asin(ωx+φ)的图象及三角函数模型的简单应用【浙江版】【讲】【全国百强校】贵州省南白中学(遵义县一中)2018-2019学年高一下学期第一次联考数学试题宁夏平罗中学2019届高三上学期期中考试数学(文)试题四川省南充市高坪区白塔中学2022-2023学年高一下学期5月月考数学试题(已下线)BBWYhjsx1018.pdf
11-12高一下·山东日照·期中
名校
8 . 已知f(x)=
sin2x-2sin![](https://staticzujuan.xkw.com/quesimg/Upload/formula/801c94a8be528868f47806ab4d3f2c8e.png)
(1)若tanα=2,求f(α)的值;
(2)若x
,求f(x)的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c2417da9272d5dc678584a5b0875298.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/801c94a8be528868f47806ab4d3f2c8e.png)
(1)若tanα=2,求f(α)的值;
(2)若x
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a0591c31540cfd7b794a8f24e847ebc.png)
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2020-10-01更新
|
113次组卷
|
5卷引用:安徽省滁州市定远县育才学校2018-2019学年高一(实验班)下学期期末考试数学试题
安徽省滁州市定远县育才学校2018-2019学年高一(实验班)下学期期末考试数学试题(已下线)2011-2012学年山东省日照一中高一下学期期中考试数学试卷人教A版(2019) 必修第一册 突围者 第五章 第七节三角函数的应用(已下线)专题4.5 三角恒等变换(精练)-2021年高考数学(理)一轮复习讲练测辽宁省沈阳市东北育才学校2015-2016学年高三上学期第一次模考数学试题(文科)
9 . 若函数
在
上是增函数,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7323f41639b00ae60a3aba7996ce1f59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4324210735686fb21351566abe8c77ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
10 . 设向量
,
,
,记函数
.
(1)求函数
的单调递增区间;
(2)在锐角
中,角
,
,
的对边分别为
,
,
,若
,
,求
面积的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e51c50daae186ae08d2abfe2782d7813.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14d6f334bfdf5e4e135410cda2bbfae0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2be2dd167392a87d125bfd91ab3cb396.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.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/874adf20cb27b7a20a1f4aafd0920325.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fadd2e6f0aa16c2c466c904474ffc79c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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