解题方法
1 . △
中,角
的对边分别为
,且
.
(1)求角
的大小;
(2)若
,求△
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.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/dd6156d19f2f853fa320f29c09798704.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5ca2d2edc48f0c54b3ed902ad55719f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
您最近一年使用:0次
2016-12-03更新
|
1195次组卷
|
5卷引用:2015-2016学年贵州省凯里一中高二下入学考试理科数学卷
名校
2 . 计算
等于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a102813d48c31fd5a02771262c658f62.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2016-12-04更新
|
586次组卷
|
2卷引用:2015-2016学年贵州省凯里一中高二上滾动训练2数学试卷
解题方法
3 . 已知函数
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
(1)求
的最小正周期;
(2)求
在区间
上的最大值和最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f50c81b9bce0e58c91ae0cc9c4a57810.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44d51992c05a557cf6058664f1f8961e.png)
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4 . 在
中,角
所对的边分别为
.
(1)若
,求角
;
(2)若
,
,且
的面积为
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bf8cefbb760a6295f8212882b0e7c92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25948269cbc72ca1e2aa10ca731d18a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6de1d395e6c48c0676a1488a299479d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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5 . 函数
的部分图象如图所示,则
的值等于( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/5/9a767af3-9571-4ec8-8010-3464621e6376.png?resizew=258)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eff52e7c43e535e548505c03d47f8f9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89254b5c07853b45afc6523673b4d63d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/5/9a767af3-9571-4ec8-8010-3464621e6376.png?resizew=258)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
6 . 已知点
,点
(
),且函数
.
(1)求函数
的解析式;
(2)求函数
的最小正周期及最值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/236e29f71c18b5954deadf3f321180a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49c1dad259b20df543710ecf1f5b49c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1ed39bc8ecaba20182c1b79fbae39e6.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
您最近一年使用:0次
7 . 函数
的图象如下图所示,则
的一组可能值为
![](https://img.xkw.com/dksih/QBM/2017/6/17/1711028881571840/1711589066506240/STEM/3c64ed53c1b947ddbb4bb718b5d4343a.png?resizew=234)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b659146043ee17e549578998318b2c12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5b651c83ed280b34e1144bd7b22dd04.png)
![](https://img.xkw.com/dksih/QBM/2017/6/17/1711028881571840/1711589066506240/STEM/3c64ed53c1b947ddbb4bb718b5d4343a.png?resizew=234)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
8 . 函数f(x)=2sin (ωx+φ) (ω>0,-
<φ<
)的部分图像如图所示,则ω,φ的值分别是
![](https://img.xkw.com/dksih/QBM/2015/9/1/1572226693111808/1572226698805248/STEM/58c5afd820f645ccbc6488f15d43b7bc.png)
![](https://img.xkw.com/dksih/QBM/2015/9/1/1572226693111808/1572226698805248/STEM/8f4c66de26284e48857d77760d11a820.png)
![](https://img.xkw.com/dksih/QBM/2015/9/1/1572226693111808/1572226698805248/STEM/8f4c66de26284e48857d77760d11a820.png)
![](https://img.xkw.com/dksih/QBM/2015/9/1/1572226693111808/1572226698805248/STEM/58c5afd820f645ccbc6488f15d43b7bc.png)
A.2,-![]() | B.2,-![]() | C.4,-![]() | D.4,![]() |
您最近一年使用:0次
2016-12-03更新
|
1415次组卷
|
6卷引用:2015-2016学年贵州省凯里一中高二上滾动训练3数学试卷
2015-2016学年贵州省凯里一中高二上滾动训练3数学试卷2014-2015学年湖南浏阳一中高二下学期期末文科数学试卷2015-2016学年天津市河西区高一上学期期末数学试卷(已下线)2019高考热点题型和提分秘籍 【文数】专题16 函数y=Asin(ωx+φ)的图象及应用 (题型专练)(已下线)2019高考热点题型和提分秘籍 【理数】专题16 函数y=Asin(ωx+φ)的图象及应用 (教学案)(已下线)2019高考热点题型和提分秘籍 【文数】专题16 函数y=Asin(ωx+φ)的图象及应用 (教学案)
9 . 若
中角
所对应
满足
,则
面积为
![](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/9d097cc3cacaf3f9607f34338d2074ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd936a2405709574af0a73543d94ad9c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
14-15高三上·辽宁大连·期中
解题方法
10 . 在
中,已知角
所对的边分别为
,直线
与直线
互相平行(其中
).
(1)求角
的值;
(2)若
,求
的取值范围.
![](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/cb66ef80d2617520eb34e9d607e77b29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f26b5e62774e3cce601b46928ae0f73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6a2ba6bbfce0686ee594673d681b687.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/806833fdba04363e22d297a5639f3432.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c28f29ca9b5ba01864a490211fd741b.png)
您最近一年使用:0次