名校
解题方法
1 . 在
中,
,
,
,点
,
在
边上且
,
.
,用
表示
,并求线段
的长;
(2)若
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca036d049f5205cf04cb1b9c5cd03f97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fffa3d9c32da53b0ea0c338012ea20c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d03acb29a5812acad760d564d6c84be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98d2c2266ea52a0a0b02860080adc5db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1c3ea872a20fdc1843cb5ffce8a554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7158f12f3fdd521d37c8716a098662c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d021a5c98388463d577675e58068aa7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73b3cf0f585938ede9eca890a6eb326d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8aa2e529ffee0c5b492279f588cd5576.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05aa7cdf450432fc9ad8327f7f90b3e5.png)
您最近一年使用:0次
名校
解题方法
2 . 一个口袋内有4个不同的红球,6个不同的白球.
(1)从中任取4个球,红球的个数不比白球个数少的取法有多少种?
(2)将4个不同的红球,分给甲、乙两人,每人至少分得1个球,则共有多少种不同的分配方法?
(1)从中任取4个球,红球的个数不比白球个数少的取法有多少种?
(2)将4个不同的红球,分给甲、乙两人,每人至少分得1个球,则共有多少种不同的分配方法?
您最近一年使用:0次
解题方法
3 . 已知指数函数
.
(1)求
的值;
(2)若
,求
的值;
(3)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/246de316aacce5e2a1b482840ff02f82.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5d55ef0d1b7ea88d92fd6e1ecebb5f5.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbda8d24ba7efec06837fc39824d7e1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9b13194bfdd6ba498b0c988d7092dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
2024-04-16更新
|
594次组卷
|
2卷引用:广东省茂名市华南师范大学附属茂名滨海学校2023-2024学年高一下学期期中考试数学试题
4 . 如图所示,在平面四边形
中,
,
的值.
(2)若
为锐角,
,求角
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/351ee120b967b04a947d2b957a4ecd20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcba4db5c1115f43681182598cef3fff.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf1ea6f89ddfa633ca2012b3c7730547.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
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2024-03-31更新
|
1522次组卷
|
3卷引用:广东省潮州市松昌中学2023-2024学年高一下学期期中考试数学试题
广东省潮州市松昌中学2023-2024学年高一下学期期中考试数学试题陕西省西安高新第一中学2023-2024学年高一下学期第一次月考数学试题(已下线)第二章平面向量及其应用章末十六种常考题型归类(2)-【帮课堂】(北师大版2019必修第二册)
5 . 如图,在四棱锥
中,底面
是正方形,侧面
是等边三角形,且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c043594c9bec3e1f5f3f15c98dff58b2.png)
平面![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
(2)求点
到平面
的距离
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7b7c83470489253394bd288d7c920df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c043594c9bec3e1f5f3f15c98dff58b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78a3fd5284e160896f07ce367645fd04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
(2)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80f747eb5b2d21c9de962cbfd4ec4bb7.png)
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2024-03-27更新
|
2729次组卷
|
3卷引用:广东省东莞市海逸外国语学校2023-2024学年高一下学期第三次质量检测数学试题
名校
6 . (1)已知
是第四象限角,
是第二象限角,求
的值.
(2)已知
,且
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67570915ef2606b9e3847c6786aa647d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f1d157e9f7ee676cdd9e701353fdb92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9343d496e986a64c44a39507b3a23f4c.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3441ef504027c72eac8e795ae33be66b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8dedd451002f159c932ab1df490639c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eacde1c42151734fdc60f3001b590de.png)
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2024-03-03更新
|
1638次组卷
|
4卷引用:广东省中山市桂山中学2023-2024学年高一下学期第一次段考检测数学试题
广东省中山市桂山中学2023-2024学年高一下学期第一次段考检测数学试题黑龙江省哈尔滨市第一中学校2023-2024学年高一下学期开学测试数学试题(已下线)8.2.4三角恒等变换的应用-同步精品课堂(人教B版2019必修第三册)四川省成都市龙泉驿区东竞高级中学2023-2024学年高一下学期3月月考数学试题
名校
解题方法
7 . 已知函数
.
(1)诺
为偶函数,求
的值;
(2)若
为奇函数,求
的值;
(3)在(2)的情况下,若关于
的不等式
在
上恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a84a452b5bc7705e5ac83155f1990cd0.png)
(1)诺
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)在(2)的情况下,若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7853190eac5b25819a86097bdfea8c04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e11f4ca0e7ace69f92130d0525bcdb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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2024-02-18更新
|
386次组卷
|
3卷引用:广东省茂名市高州市石鼓中学2023-2024学年高一下学期第一次校际联考数学试卷
8 . 计算:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26460251178da65240510f996b3f1755.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae62769121fec33a29119fd043c17fb4.png)
您最近一年使用:0次
解题方法
9 . 已知集合
,集合
.
(1)当
时,求
;
(2)若
,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4c5ca9904e0a3dae0bd86d3403db768.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15ff531bc88ddc0924f5112caab08edd.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a3cc8c48bf54ec8252e5dce6867754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfb17a2a90cd479b604258d1258e9636.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
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10 . (1)若
,求
的值;
(2)化简求值:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9db9206cc5204e9c357ced8ccaa65bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9b87f4ef298bdeebf59a0d850aff72c.png)
(2)化简求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26b60a9cc4362090b513c4d0cd21e618.png)
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