解题方法
1 . 已知双曲线以锐角
的顶点
,
为焦点,且经过点
,若
内角的对边分别为
,
,
,且
,
,
,则此双曲线的离心率为()
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.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/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcdb7a488910743dc5c63afb394b87e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0670144bd80982d436c921a333d411f9.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2 . 在
中,
,
,点
在
边上,且满足
,
,则
的值为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d12ddba32d37e3eddd7387d979c99e20.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/a88c44f558705de3bcefcfc0ece96b8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71850e666ff879c9bd51008bfdc0bdfa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1311f32edf13f8caee5edb03f24a7ba.png)
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3 . 已知函数
的图象如图所示,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33c7d4cf3a662778ec8077fa679c785f.png)
![](https://img.xkw.com/dksih/QBM/2016/9/5/1572997081546752/1572997087567872/STEM/30f81ae3d35141aca22baac5c9349f98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/874e655a695ed101adac43a1e33f3679.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33c7d4cf3a662778ec8077fa679c785f.png)
![](https://img.xkw.com/dksih/QBM/2016/9/5/1572997081546752/1572997087567872/STEM/30f81ae3d35141aca22baac5c9349f98.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
4 . 已知
为单位向量,
,则
的最大值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/696bf63a3a726968a19b8927be5a2112.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0c099909f90f2b763e5f2e4ebf2757d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ddc20f086481197475555989eab308.png)
A.6 |
B.5 |
C.4 |
D.3 |
您最近一年使用:0次
2016-12-04更新
|
585次组卷
|
4卷引用:2016届江西省萍乡市高三下学期第二次模拟考试数学(理)试题
解题方法
5 . 已知
,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b9ebec80e6f3b95fee69ac253720a5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdaa1ee778b5903e3f90dce7a8702d88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaa3d3ca8ae9c034b384ba8267808553.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
6 . 已知
,则
的值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/439bff7f7cfd67925caf1426e907357f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6740cb41bffeb6d6a8eea82bfc881060.png)
您最近一年使用:0次
13-14高三上·辽宁抚顺·期中
解题方法
7 . 已知函数
的最小正周期是
,若其图像向右平移
个单位后得到的函数为奇函数,则函数
的图像
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eba7c0f9b7aaa70c45a26a66f3bc76bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
A.关于点![]() |
B.关于直线![]() |
C.关于点![]() |
D.关于直线![]() |
您最近一年使用:0次
2016-12-04更新
|
280次组卷
|
4卷引用:2017届江西省新余一中、宜春一中高三7月联考文科数学试卷
2017届江西省新余一中、宜春一中高三7月联考文科数学试卷(已下线)2014届辽宁省抚顺市六校联合体高三上学期期中考试理科数学试卷2015届辽宁省朝阳市三校协作体高三下学期开学联考文科数学试卷2015届山东省实验中学高三第一次模拟文科数学试卷
8 . 在
中,
、
、
分别为内角
、
、
的对边,且满足
.
(Ⅰ)求角
的大小;
(Ⅱ)若
,求
的外接圆的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd936a2405709574af0a73543d94ad9c.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/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/0f258831e2c1ee7fcee21e47581cf72d.png)
(Ⅰ)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(Ⅱ)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02b70455dacbfa8be86fcf0d30eb4624.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd936a2405709574af0a73543d94ad9c.png)
您最近一年使用:0次
解题方法
9 . 在
中,角
的对边分别为
,若
成等差数列,且
.
(1)求角
;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ceb9438ed7c4280bcfccbf7b830b6ce8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bee0974b07d1298cd1d406119cd8a8e.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99ea513ef4c8fc4d8c31eff498740680.png)
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10 . 已知函数
,(
)在
时取得最大值,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85527d190d4e1d6bac4145d1c716e65e.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20358e7eff1af56d8f366d42df1a20b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19099ff9ce1b01be72e4535e600aeb63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85527d190d4e1d6bac4145d1c716e65e.png)
您最近一年使用:0次