1 . 已知
中,
分别是角
所对的边,若
,则角
的大小为
![](https://img.xkw.com/dksih/QBM/2016/10/18/1573076038017024/1573076043169792/STEM/aa4ebf770e5d4d68b70cdf8fe35e5d07.png)
![](https://img.xkw.com/dksih/QBM/2016/10/18/1573076038017024/1573076043169792/STEM/2cd68d9fb9e4499fa9e440dc5334ab8a.png)
![](https://img.xkw.com/dksih/QBM/2016/10/18/1573076038017024/1573076043169792/STEM/943285cbfd5741bda3d723aaeffa4513.png)
![](https://img.xkw.com/dksih/QBM/2016/10/18/1573076038017024/1573076043169792/STEM/37db4428c3584b9487f09d7912269d0b.png)
![](https://img.xkw.com/dksih/QBM/2016/10/18/1573076038017024/1573076043169792/STEM/b48efa3d4fd743e6b5eaf8d56f4c7779.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2 . 在
中,角
所对的边分别为
,已知
.
(1)求角
的大小;
(2)若
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd936a2405709574af0a73543d94ad9c.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/44c280def5bf4f34c64ccbc9e2167eb5.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe29c42302504e7fd8577dbc7d130ac7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94f925603a7d4f82fb8e369ac9278c28.png)
您最近一年使用:0次
解题方法
3 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ec89c3bc454d209007c2b29baeeb3b0.png)
的部分图象如图所示,则
的值为
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/7/b4815a28-704a-460b-a602-1157882b71fe.png?resizew=207)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ec89c3bc454d209007c2b29baeeb3b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e670dc88532bb37b3f9ba67d1ebf512.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd457b37ba0cdcb85f27e31f3339d516.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/7/b4815a28-704a-460b-a602-1157882b71fe.png?resizew=207)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
4 . 如图所示,在平面四边形
中,
,
,
,
,则四边形
的面积的最大值是 .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2c15801fee2405573677484f5dcfa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09d27bd71d79cb19eb554175e4ef0867.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6e0b64d25ddd18454f88e40c45d7d8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea9f9fcdffb61b5366a158ebd115cd3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://img.xkw.com/dksih/QBM/2016/9/8/1573005992738816/1573005998563328/STEM/5cbde795045a4b898c517b2d2e616295.png?resizew=164)
您最近一年使用:0次
2016-12-04更新
|
572次组卷
|
5卷引用:2016届江西省高三毕业班新课程教学质监数学(理)试卷
解题方法
5 . 函数
的周期是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19792f77aa7e5165f0e5c102c7f84fc9.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
6 . 化简![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28c95db72c724acfc4086c8692482d33.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28c95db72c724acfc4086c8692482d33.png)
您最近一年使用:0次
解题方法
7 . 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.![]() |
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8 . 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)
您最近一年使用:0次
9 . 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.![]() |
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10 . 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
|
588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