名校
解题方法
1 . 已知函数
给出下列五个结论:
①
存在无数个零点;
②不等式
的解集为
(
);
③
在区间
上单调递减;
④函数
的图象关于直线
对称;
⑤对
(
),都有
.
其中所有正确结论的序号是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c389aba166217181bb9654231040dd3.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
②不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebfdecc7f8089cb23c20d0a93ee1b601.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f261aecd4a435877e4cf85110fcc422.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56c5ad1eae92972907b41b66bc6c4a93.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a49a26cf164e6f90fbd6fadd34bb82fc.png)
④函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b650820d7bed48ed67a2869ad8c65ff1.png)
⑤对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d1f29f7e939d7c79648e5f4f35ae909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1b0d89736a10c53998013df4a354396.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad41c9c9b029ecf2d050cbafd161d0cd.png)
其中所有正确结论的序号是
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2卷引用:北京市密云区2023-2024学年高一上学期期末考试数学试卷
2 . 已知函数
在区间
上有且仅有3个对称中心,给出下列三个结论:
①
的值可能是3;
②
的最小正周期可能是
;
③
在区间
上单调递减.
其中所有正确结论的序号是____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0c733fc0b28655196430b8882073248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f55cfcbb5c5950e18a8452b38bb17036.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67d126bc94860926a0792fc306ab9985.png)
其中所有正确结论的序号是
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2卷引用:北京市密云区2022-2023学年高一下学期期末数学试题
解题方法
3 . 若
的面积为
,且
为钝角,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afde09d82ae96f00c135732baee64776.png)
____________ ;
的取值范围是____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/966c3b3c03da133cad018aa1823b733e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/194741f4d2ae7ee44cafca780361446a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afde09d82ae96f00c135732baee64776.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b246aa3b56becc905d3fb64c6d5ec4a.png)
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3卷引用:北京市密云区2022-2023学年高一下学期期末数学试题
北京市密云区2022-2023学年高一下学期期末数学试题(已下线)专题06正余弦定理期末9种常考题型归类-《期末真题分类汇编》(人教B版2019必修第四册)【北京专用】专题09解三角形(第二部分)-高一下学期名校期末好题汇编
名校
4 . 如图,在
中,
,
,
.
为
内部(包含边界)的动点,且
.则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a84a9e05b88608a589a71b6de5e81e48.png)
___________ ;
的取值范围___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cecea7657bb88976926ee41790d49012.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60b97bb18e5ca34d22b5e827316a122a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb52884209c1cce0b20a26d1a5e6024a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcc532cfe64300cb3da9e04a307c957a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a84a9e05b88608a589a71b6de5e81e48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bea2ee6084ccda017840830036dddc23.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/28/e8356e1e-cc1a-4520-a179-0b9a4b055085.png?resizew=156)
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4卷引用:北京市密云区2023届高三上学期阶段练习数学试题
北京市密云区2023届高三上学期阶段练习数学试题江苏省无锡市锡东高级中学2022-2023学年高一下学期期中数学试题(已下线)模块五 专题1 期末全真基础模拟1(已下线)模型1 平面向量几何意义的应用模型(高中数学模型大归纳)
5 . 已知点
,
和点
,
.给出下列四个结论:
①点
到直线
的最大距离为
;
②当
最大时,
=
;
③
的面积的最大值为
;
④若
,则
.
其中所有正确结论的序号是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60d295a4cc3a58f9f38ee98337313c81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fcf82d01c39fd2c96e1edba0ad37dd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/285f34134c43ba75b616c6591afa79c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e36c9c91220b0f2cbd4a48e8fa90e3d.png)
①点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1f190b17530d81d927c358ac84757a4.png)
②当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59bafaec1cbb31d644a0df6bbd4fe4f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ce5dcaffd91bc44cda4a2e44000ae73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2205cffebf8c4d5f81d15ed7b85c8936.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4e7d0191acd17b6a0330ed4e0682f24.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3c94427559676f1e8227566d7d3ce46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eea11be684f46600795154c1ef93268.png)
其中所有正确结论的序号是
您最近一年使用:0次
名校
解题方法
6 . 在
中,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e5646a698acdbfa086dd9e55afef5cb.png)
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4e9bb42376c12d7d21702ae8062b25a.png)
________ ;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3ddb47f4d1c877a23f9c913858158bc.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e5646a698acdbfa086dd9e55afef5cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03837b3769eda7f0d3804cc5ad4a6d60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5b8b98b2f83279a49e94d9f48c5e6f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4e9bb42376c12d7d21702ae8062b25a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3ddb47f4d1c877a23f9c913858158bc.png)
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8卷引用:北京市一六一中学2022届高三下学期开学考数学试题
名校
解题方法
7 . 在
中,三边长分别为
,
,
,则
的最大内角的余弦值为_________ ,
的面积为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa4c355f11471a38f5583a434a1ddeb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23725094c363fd158166a8698971694c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb1ec9c5eaed4c211a040a2a33fb7c91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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2020-06-03更新
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6卷引用:2020届北京市密云区高三第二学期第二次阶段性测试数学试题
8 . 函数
的最小正周期是_______________ ,单调递增区间是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea154971073298e5454a4bd9c954c774.png)
您最近一年使用:0次
名校
9 . 函数
的定义域是_______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3adef76a467ca8374f32c2d26902556.png)
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2020-04-08更新
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5卷引用:北京市密云区2019-2020学年高一上学期期末数学试题
北京市密云区2019-2020学年高一上学期期末数学试题湖南省株洲市茶陵县第三中学2019-2020学年高一下学期第二次月考数学试题天津市第二南开中学2020-2021学年高三上学期第一次月考数学试题河北省衡水市第十四中学2020-2021学年高一上学期四调数学试题(已下线)1.4.3 正切函数的性质与图象-2020-2021学年高一数学课时同步练(人教A版必修4)