1 .
的面积为
,角
的对边分别为
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.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/13f46d8ed9e119eb8036096755fb74a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
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解题方法
2 . 已知函数
,将函数
的图象向左平移
个单位长度,得到的图象关于
轴对称,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/304290d4593f53a4400ddcd9df579a2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aeb076bad84890e24dbdc945ad543cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
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解题方法
3 . 已知
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97b586215d139d6418cc7010caa7b8e7.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dd5acc68e88a56f6c1b01fc6ca2d428.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc1eb76fe74cba30f7cbcde349ba80da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97b586215d139d6418cc7010caa7b8e7.png)
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名校
4 . 已知平面向量
,则向量
在
方向上的投影向量为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54cd262cc3aa3bf4adf989edc3d92d6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9cd8bbf47b69bbd7a6263b041290d11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
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5 . 若一个圆锥的母线长为
,且底面面积为
,则此圆锥的高为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20b3a91ccf6028608cd03df7072f6536.png)
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解题方法
6 . 已知函数
若
,则实数a的值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c097f33321a429ccef2603bafefdade4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a740ea7ce1c79a7e35325d832ea36ce.png)
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7 . 小明上班的路上有4个红绿灯路口,假如他走到每个红绿灯路口遇到绿灯的概率为
,则他在上班的路上恰好遇到2次绿灯的概率为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c8b45edad1f59a7454739675fd2de55.png)
您最近一年使用:0次
解题方法
8 . 若随机变量
,则有如下结论:
,
,
),高二(1)班有45名同学,一次数学考试的成绩服从正态分布,平均分为120,方差为100,理论上说在130分以上人数约为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b95853101daf6d499955e557baaada18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed6830463ff718999d3581ce555c7951.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2280a650373bb3472be594c46ed9d117.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dd61c0ea45912aadd6ca6e789ba671a.png)
您最近一年使用:0次
解题方法
9 . 已知随机变量
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc23dc1709498e8920d7d243213190b2.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8a465e3b50661c314b0a336b565b865.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/667df0f959f5626681d6d9aecaf05be1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc23dc1709498e8920d7d243213190b2.png)
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10 . 如图,已知正三棱柱
的底面边长为
,高为
,一质点自
点出发,沿着三棱柱的侧面绕行一周到达
点的最短路线的长为______________
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c78d0ab561d0c9bb9099772c596af8bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3a9eed64d225267a58cd001db67e2a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9efa9fbcfb9595e2f031aa691db4564b.png)
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今日更新
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225次组卷
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3卷引用:江苏省苏州市相城区陆慕高级中学2023-2024学年高一下学期5月月考数学试题