解题方法
1 . 在
中,角
所对的边分别为
若
且
的外接圆的半径为
则
面积的最大值为______ .
![](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/7132c2d8b2ff504e6c2ba36c4f6dcfaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a052fa2f7556dc5949c42389021a191.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3e76e6efb9da6fc4294e6d7b2076188.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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名校
2 . 已知函数
(其中
,
,
)的部分图象如图所示,将函数
图象上所有点向左平移
个单位长度,得到函数
的图象,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8665842489bc1b588fa43d34730fd1d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13378be06b6b01bcad1d261ff14e87cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0bd1d8ba7768bf86a5758f2024d9f48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/037fb348109dc2063a268b10eb925a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028517e8bebe634441e0a5c79828e88a.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-06-15更新
|
648次组卷
|
3卷引用:广西钦州市2023-2024学年高一下学期期中考试数学试卷
名校
解题方法
3 . 设
的内角
的对边分别为
若
的周长为
则( )
![](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/7132c2d8b2ff504e6c2ba36c4f6dcfaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a48e09303ffaef7f8a7eb7e589da1bd0.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-06-04更新
|
516次组卷
|
3卷引用:广西钦州市2023-2024学年高一下学期期中考试数学试卷
解题方法
4 . 已知
是平面内两两不共线的向量,且
则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e12e95f703ad30ab9a3d38376830989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e7d52487370db340020d55d7fd0793e.png)
A.![]() | B.![]() |
C.![]() | D.当![]() ![]() ![]() |
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解题方法
5 . 对于分别定义在
上的函数
以及实数
若存在
使得
则称函数
与
具有关系![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9902e568d7b1f5229f6ebf5c43e18ab.png)
(1)若
判断
与
是否具有关系
并说明理由;
(2)若
与
具有关系
求实数
的取值范围;
(3)已知
为定义在
上的奇函数,且满足:
①在
上,当且仅当
时,
取得最大值1;
②对任意
有![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a67cba3a83a7d7f44570a197db5c9111.png)
判断是否存在实数
使得
与
具有关系
若存在,求出
的值;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee5f7f88d327670ad628ace52f5b792f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8fd1e808e015f4cb43d2e3a0529ac6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e924e716802ea0e503812d4168de1ae0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fb097db757dcce8d1e114eaa35cfb5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e2c9050bc59bcfe21e528bf1e336996.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9902e568d7b1f5229f6ebf5c43e18ab.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b4efcf59a67eda20aff6a74fd1b5102.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c217be22ee74ee758755bc18917e3eae.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67240f24d5be6db366b4f218003d8896.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a17a7dd0a9319f92eec1ac43eb93106d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3ea020f6ee69455b961fa9fed5e82dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0446794d4e31bb0bd3907b1dd27dbd6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
①在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57a78355986534b6e50bd7cabc9290a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ede97915bccd6a7b22d7400c30f8adea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
②对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bbce12f6911dacf78262ba950c0be55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a67cba3a83a7d7f44570a197db5c9111.png)
判断是否存在实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ed0e00c9b96bf8b70b3ea1de85852ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65353833b295abc6a7ddd390046f69c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2b4942cf1c67cc84090c77e373809d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d869a4478e36efba14ec203efbd00342.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
6 . 不等式
的解集为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/412443c86b0fe83c0d6b00690445f7ff.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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7 . 某校数学兴趣小组欲对当地一唐代古塔进行测量,如图是该古塔
的示意图,其中
与地面垂直,从地面上
点看塔顶
的仰角为
沿直线
向外前进
米到点
处,此时看塔顶
的仰角为
根据以上数据得到塔高为
米,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/511110951e4e9a3a5dc4fc07461e617f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ec366d95d6eeed90ac2764eb3e94bc0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eabd5f3a86afe49dcd70571e2b96cfd.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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8 . 已知函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6d5b0943a8e74c4794060c2a14b523e.png)
A.![]() ![]() | B.![]() |
C.![]() ![]() | D.![]() ![]() |
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9 . 已知扇形的半径为3,面积为
则该扇形的圆心角的大小为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/233b7432fd1d8add59c450c6b8c226dd.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
10 . 在边长为2的菱形
中,
分别为
的中点,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78170b518fd01b19eb05667caaf89101.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/481e426224c3a3ce9bb5a731eed81c40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20f88c036d89f947473c4e831d565da0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78170b518fd01b19eb05667caaf89101.png)
您最近一年使用:0次
2024-04-13更新
|
382次组卷
|
5卷引用:广西钦州市2023-2024学年高一下学期期中考试数学试卷
广西钦州市2023-2024学年高一下学期期中考试数学试卷黑龙江省绥化市绥棱县第一中学2023-2024学年高一下学期4月月考数学试题(已下线)高一 模块3 专题1 第3套 小题进阶提升练 【人教B版】(已下线)高一 模块3 专题1 第3套 小题进阶提升练【北师大版】黑龙江省九校联盟(齐齐哈尔五校+黑河四校 )2023-2024学年高一下学期4月期中联合考试数学试题