解题方法
1 . 若
,
,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8861a4539fb24fb0213b072f39e81932.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5caabda288fc01cc168938846eec5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65db0e2897b5e0177deb88ed6f66c9b2.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2 . 若
,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32b72d0c21fd758368654a7116799812.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06e7a8d98249895d7f6e0926789d37ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9da6f152a33ef475161c9e396647225.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
3 . 已知
,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7223bf3fdadd6f44abce82899bc1ec1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/314f80586bc16de221583ca23b935cf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce0808576eec606b1745169959d73689.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-04-13更新
|
420次组卷
|
3卷引用:2024届山西省平遥县第二中学校高三冲刺调研押题卷数学(三)
名校
解题方法
4 . 若
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9c8e6f7d2099684b9e4da51907e424f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/235055c149d2a6f46072634a69b582cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d13a5089b883583c759828c0df8d864e.png)
A.4 | B.![]() | C.5 | D.![]() |
您最近一年使用:0次
2024-03-26更新
|
365次组卷
|
4卷引用:山西省大同市第二中学校2023-2024学年高一下学期3月月考数学试题
解题方法
5 . (1)已知为第二象限角,求
的值;
(2)化简:.
您最近一年使用:0次
名校
6 . 已知
,且
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71342cb381e3ea133c1495804b7fa5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7474416953bd65d18c1c271a41e115e5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-03-08更新
|
907次组卷
|
3卷引用:山西省部分学校2024届高三下学期一模考试数学试卷
7 . 已知
,
,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5377805479fa47f5a5803f8af09a164f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca371b1b99b9830359042a33910e0bdc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9c1f914da4657eca7865982b130b299.png)
A.-4 | B.-3 | C.![]() | D.2 |
您最近一年使用:0次
8 .
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2564cedb053724a58c5a2f9436b65f4.png)
A.![]() | B.![]() | C.1 | D.![]() |
您最近一年使用:0次
解题方法
9 . 已知
.
(1)若
为锐角,求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a7a8310d859cd52083da5ac668b7d84.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e20537cedefc9002a00659c512ad089.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2570606fc4d1a286e6217e7a8988754.png)
您最近一年使用:0次
解题方法
10 . 已知
,且
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed53925cace8212e87a4d3bad6463718.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/133dfb0ee3f12e92c0d229837cf96187.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73f021a65c471011ee58a992ec8bf79f.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29dd1b7b3b6fdeabf9dce7b202b69243.png)
您最近一年使用:0次