名校
解题方法
1 . 三角形三内角
,
,
的对边分别为
,
,
.已知
.
(1)求角
的大小;
(2)若
的面积等于
,
为
边的中点,当中线
的长最短时,求
边的长.
![](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/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/fbea95fdd92c649f231b1256051252e9.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.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/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
您最近一年使用:0次
2 . 已知函数
的定义域为
,在定义域内存在唯一
,使得
,则
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d513062c9f8af3dc752ce6a0e72311d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71b77857e15ae11fc94a5e33bfc12d26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26c7a2b72dec34ac13f001055bf75412.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
3 . 已知函数
,其中
为常数,且
,将函数
的图象向左平移
个单位所得的图象对应的函数
在
取得极大值,则
的值为_____________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168f7517204c5875f9eec83cafcefe64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2c86dff1b452d448a8d96e693348149.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/037fb348109dc2063a268b10eb925a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
您最近一年使用:0次
2024-02-04更新
|
946次组卷
|
4卷引用:四川省绵阳南山中学2024届高三下学期高考仿真考试(二)理科数学试题
名校
解题方法
4 . (1)已知
,求
的值;
(2)已知
为第二象限角,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ff8bc68d8f5634b29cda017aa976417.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd0fe2e4bebda0128a687d3e5b476eb8.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69b4cab645c97f6d1710f803ef6a8436.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97ed05e2f9f36661069d1239591a806e.png)
您最近一年使用:0次
2024-01-23更新
|
421次组卷
|
2卷引用:四川省绵阳南山中学2023-2024学年高一下学期入学考试数学试题
名校
解题方法
5 . 已知
,
分别为椭圆
的两个焦点,椭圆C上的一点P满足
,且
,则a的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81c0a1b089ef5d860c3d7316d56c6323.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e11bf7883ca9b76680b95ae6e7a08649.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f04443a0c1cf4808aea741c9f9379b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ce67f2138e7295cd72d66b2908cb6de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/911683891553f51a3e7af37557ce36a2.png)
A.3 | B.2 | C.1 | D.![]() |
您最近一年使用:0次
2024-01-11更新
|
503次组卷
|
3卷引用:四川省绵阳南山中学实验学校2023-2024学年高二上学期期末模拟数学试题
四川省绵阳南山中学实验学校2023-2024学年高二上学期期末模拟数学试题 (已下线)考点13 正弦定理及应用 --2024届高考数学考点总动员【练】新疆维吾尔自治区阿克苏地区第一中学2023-2024学年高二上学期期末数学试题
名校
6 . 如图,某景区欲在两山顶
、
之间建缆车,需要测量两山顶间的距离.已知山高
,
,在水平面上
处测得山顶
的仰角为
,山顶
的仰角为
,
,则两山顶
、
之间的距离为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68ebd3a0aee2797e72705857ec07a169.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c838ce56dcb0d5b55cb76e19de4e59a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ac09dc1ca2cdd7aef28c218763d3e4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1e5fa72f2878b476bc57f0df12d6555.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e8f250b16acd3fa117e114d8dcc14b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/30/0e53d4d0-cc8c-4a7b-9e42-46e3fc59d36e.png?resizew=165)
您最近一年使用:0次
7 . 命题
:“若
与
满足:
,则
”.已知命题
是真命题,则
的值不可以是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72cb97395ebc5ee1b212afb7a97b985c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/512e4965a872721314907a5405feb975.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b83ba731cf0dd5160b982a1d9a046809.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
A.1 | B.2 | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
8 . 在斜三角形
中,内角
所对的边分别为
,已知
.
(1)证明:
;
(2)若
的面积
,求
的最小值.
![](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/7a60cbe43441afaac1f6e822020779e9.png)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46a70d32c64918aa4d1d9d3ce0bdbf7b.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a3f90f37a69d673d5654acf3e7e3630.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f98656da793a0d6d3346074d7b5281c.png)
您最近一年使用:0次
解题方法
9 . 已知
为第三象限角,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb90f0294dfff41f05b0fc64d7a06e4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d00a971393e8c521986b8b143f672ec.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-11-03更新
|
687次组卷
|
3卷引用:四川省绵阳市2024届高三上学期第一次诊断性考试理科数学试题
10 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ec89c3bc454d209007c2b29baeeb3b0.png)
的部分图象如图所示.
(1)求函数
的解析式;
(2)将函数
的图象向右平移
个单位长度,得到
的图象,求函数
在
上的单调递减区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ec89c3bc454d209007c2b29baeeb3b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ede2c277b6a8f9ae7d19f5e0ad1a17e0.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/18/17f3555e-8dad-445f-bf63-2f9140bc7e34.png?resizew=147)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1a63ab608517bb10aa036783dfb51f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1cfb60420ff7e72c1b9d64f69ae063.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ce485410257c9c1fae9d87ce3e44cc8.png)
您最近一年使用:0次
2023-10-27更新
|
847次组卷
|
4卷引用:四川省绵阳南山中学2023-2024学年高三一诊模拟考试文科数学试题
四川省绵阳南山中学2023-2024学年高三一诊模拟考试文科数学试题四川省绵阳南山中学实验学校2023-2024学年高三上学期10月月考(一诊模拟)文科数学试题(已下线)第15讲 三角函数 章末题型大总结(1)-【帮课堂】(已下线)专题05 三角函数(5大易错点分析+解题模板+举一反三+易错题通关)