解题方法
1 . 已知平面向量
且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/016e4d15ab8f5359f6aa3b42674b0c13.png)
(1)若
,求
的值;
(2)若
与
共线,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b172cf8d898883d82e973f28c3c3a3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/016e4d15ab8f5359f6aa3b42674b0c13.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3ebbbf2acf1a2c437499ab43117e3c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6849424bb49758b9c55fec214eef565.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97b43fb9b4bf8e9eee69791363e6f8fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bca35e52b8430246a1cf96e9e617cce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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解题方法
2 . 已知函数
.
(1)若
是
上的单调函数,求
的取值范围;
(2)当
时,求
在
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ec8903aef8c996b74479d753ee625e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7300838ad476bc1c75c1cca1fc9880cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ed2f490aac02631c2ed9e6b76354a49.png)
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2024-06-16更新
|
174次组卷
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2卷引用:海南省2021-2022学年高二下学期学业水平期中考试数学试题
名校
解题方法
3 .
的内角
的对边分别为
,已知
.
(1)求角
的大小;
(2)若![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91b5c164f58a436b75026c228fea64e1.png)
,求
的面积;
(3)若角
为钝角,直接写出
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/0e0e02f7687d06562f4f65be3f4cee9e.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91b5c164f58a436b75026c228fea64e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d447455ca3fa23710faaa4bd6b5d7c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
(3)若角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99ea513ef4c8fc4d8c31eff498740680.png)
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2024-06-03更新
|
1871次组卷
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3卷引用:北京市顺义区杨镇第一中学2021-2022学年高一下学期期中考试数学试卷
名校
4 . 已知
.
(1)求向量
的坐标;
(2)设向量
的夹角为
,求
的值;
(3)若向量
与
互相垂直,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa69f397d3daafecc3a602561017ad4d.png)
(1)求向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a06c8eae3652486cf9e416ce3a8ffc9.png)
(2)设向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b172cf8d898883d82e973f28c3c3a3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aefd06c239145a2b6ae87a955aa51414.png)
(3)若向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bff01c3e3b53271c5d16ad4e02a930ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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5 . 已知函数
.
(1)求函数
的最小正周期;
(2)求函数
的单调递增区间;
(3)设
是第三象限角,且
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09e1e1ea13b3e86b6383fa3c21dff058.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9efddd910ed9567b2949b34dd97ded34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/345ad702b0a5784d867e1470c69c72fb.png)
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解题方法
6 . 已知
为虚数单位,复数
.
(1)若
是纯虚数,求实数
的值;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec3cc459ebc0154d86f2b41fd96e698d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94f16d5ed858699bfea5039a7bf8ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/473ce3f62c73ee02640ba611fca1bbbb.png)
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7 . 已知函数
.
(1)求
的值;
(2)求函数
在区间
的最大值和最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5a6c95681234e1e04f54c993d6561ad.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9b87f4ef298bdeebf59a0d850aff72c.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44d51992c05a557cf6058664f1f8961e.png)
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2024-05-08更新
|
734次组卷
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3卷引用:北京市顺义区杨镇第一中学2021-2022学年高一下学期期中考试数学试卷
北京市顺义区杨镇第一中学2021-2022学年高一下学期期中考试数学试卷(已下线)专题04 三角函数恒等变形综合大题归类 -期末考点大串讲(苏教版(2019))四川省眉山市东坡区部分学校2023-2024学年高一下学期6月期末联合考试数学试题
名校
8 . 在
中,角
所对的边分别为
,已知
.
(1)若
,求角
的大小;
(2)若
,求
边上的高.
![](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/4849807ab80cfd4c70b8c2a8291a27bb.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/251c0cef7d83d4cc38157f44f1c1588c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23725094c363fd158166a8698971694c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
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2024-05-08更新
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1246次组卷
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6卷引用:北京市顺义区杨镇第一中学2021-2022学年高一下学期期中考试数学试卷
北京市顺义区杨镇第一中学2021-2022学年高一下学期期中考试数学试卷江苏省无锡市辅仁高级中学2023-2024学年高一下学期5月月考数学试卷(已下线)高一期末模拟数学试卷01 -期末考点大串讲(苏教版(2019))四川省遂宁市射洪中学校2024届高三高考考前热身数学(文)试题四川省射洪中学校2024届高三高考考前热身理科数学试题(已下线)专题05 解三角形大题常考题型归类-期期末考点大串讲(人教B版2019必修第四册)
9 . 在
中,角
所对的边分别是
,在下面三个条件中任选一个作为条件,解答下列问题,三个条件为:
①
;②
;③
.
(1)求角
的大小;
(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)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/211a30d81bab3a8557f43abc23cbb35c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77c249b23e67899be4cd788104bf97d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d157bf34638123b52dddb6acca3fcce4.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47b381cc6b9f806cc9a6806597efcb8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69225cfdfbc0a9a1ccfdd15c46353b8f.png)
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2024-05-02更新
|
1001次组卷
|
2卷引用:湖南省株洲市第一中学2021-2022学年高二下学期期中考试数学试题
名校
解题方法
10 . 对于数集
,其中
,
,定义向量集
,若对任意
,存在
使得
,则称
具有性质
.
(1)判断
是否具有性质
;
(2)若
,且
具有性质
,求
的值;
(3)若
具有性质
,求证:
且当
时,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dc74f637a475398749159a361026793.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d3fe482c5e20abfc9f89c876f653ae3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0704f453b2de48d36911f7db496bbf82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95ef0ee89b74da72ed80e51b06788cba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eec1c65f144bd63ed516e001e57852de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f923fcc615e579b8dda937faa9fa40c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01243e3fb9bd7a7711a593f5395b06cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(1)判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ee021c7c1a5df78501eaca655726212.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c0aa2ef928b6e3341d0a0dc6d8055b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f63c40ece6a988e75c73eb8ab1c626b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7551ee6e86b2c6e79236dfe3e2e2c24b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/346549f9adda7eb363f16d355ae68b85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87a60302649eb940748da818199e55da.png)
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2024-04-29更新
|
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7卷引用:北京市第一六六中学2021-2022学年高一下学期期中考试数学试题