名校
解题方法
1 . 在
中,角
的对边分别为
,且满足
.
(1)求
;
(2)若
,求
的值.
![](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/2b639af9d5bba1e01f761bca1edc5942.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9eba77783b1b61d0c95b3901e962268c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/498d18725dbe3eccbc3d8a0b9f2edff2.png)
您最近一年使用:0次
2018-02-27更新
|
1053次组卷
|
4卷引用:天津市部分区2018届高三上学期期末考试数学(文)试题
名校
解题方法
2 . 函数
的最大值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64cc06cd74ba38f95731eaf633693bcd.png)
A.![]() | B.![]() | C.![]() | D.7 |
您最近一年使用:0次
名校
解题方法
3 . 已知
.
(1)求
的值;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bae545acb7e92535414d222f947d89b8.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc553b54b57192af73728822e2798e88.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b63aef4ab86fad4a70fb961d16c92cd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
您最近一年使用:0次
2018-02-03更新
|
697次组卷
|
5卷引用:江苏省南京市2017-2018学年度第一学期高一期末统考数学试卷
名校
4 . 若
,
均为锐角且
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0abfcedf7e8a1115df50f9203339e8a2.png)
![](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/ee6b1670b2b446ace5bc12d7385b8e78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7c90e64d595a079c22c97b8340cd559.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0abfcedf7e8a1115df50f9203339e8a2.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2018-01-24更新
|
2130次组卷
|
8卷引用:辽宁师范大学附属中学2018届高三上学期期末考试数学(文)试题
名校
5 . 计算
__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a258159dddf52f8eb30b4a1b93aa3e09.png)
您最近一年使用:0次
2018-01-20更新
|
575次组卷
|
3卷引用:浙江省诸暨中学2017-2018学年高一上学期第二阶段考试题数学
名校
6 . 已知在
中,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eb720c40be86ea4fe19068ded51eb2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d1285b0c1e6048791195ea2451b43c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6175ae5bc3f624f95d9bcde8d6749eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eb720c40be86ea4fe19068ded51eb2a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
7 . 已知函数
的图象相邻两条对称轴之间的距离为
,且在
时取得最大值
,若
,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/295cea7acc2199cda9260294e7be249c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c54f212fc8b30b78c3c9913081f8389.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/093fac2026bbf9c08885fd401cdd48bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3afd39048073e3e2397c9b7251e4edd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06d7258de3ea69c206cd1425a8caf1b6.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
8 . (1)化简:
;
(2)求值:若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c4d5f43d22443e100b8165aad0e350c.png)
(2)求值:若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c65c95a93046f363c82fc43a62060a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/482f686f238427fa04db956d2911be0f.png)
您最近一年使用:0次
名校
解题方法
9 . 已知
,则
的值为____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75d12d5e1687ad50b954a6753ad247a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d66c03d4ca06819a6ce7fc8ea6de0f0.png)
您最近一年使用:0次
解题方法
10 . 已知
为锐角,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b63e88d9ce4afb1766093727c466c577.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e288596fa3811dd2c17bded60e82e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a98c891e367d59cb2c02fa78bfaf229.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b63e88d9ce4afb1766093727c466c577.png)
您最近一年使用:0次