名校
解题方法
1 . 已知向量
,
,
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58bd1a105b5b339da0200ff7f0be767b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5b8583acf0b89997429dbbaa837c3fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52380d7e39e132e38d401d3981dc091f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03481e6a73207be03fdbc1f8e9965b37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d700e4e9f5077f02841f737b22fcd623.png)
A.![]() | B.24 | C.![]() | D.12 |
您最近一年使用:0次
名校
2 . 已知函数
(
),若
在
上有两个零点,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2630e5d1175e4277c41c8283c6c56490.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29e5257c3efa20386fa295fa96819200.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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3 . 已知一个扇形圆心角
,
所对的弧长
,则该扇形面积为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d5bca00fa20e6e80480b9d06d2e52ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85b7a1cb1b000b9a84589f703092f9e4.png)
您最近一年使用:0次
名校
解题方法
4 . 阆中熊猫乐园承载着许多人的回忆,将乐园的摩天轮图(1)所示抽象成图(2)所示的平面图形.已知摩天轮的半径为40米,其中心点
距地面45米,摩天轮按逆时针方向匀速转动,每24分钟转一圈.摩天轮上一点
距离地面的高度为
(单位:米),若
从摩天轮的最低点处开始转动,则
与转动时间
(单位:分钟)之间的关系为
.则摩天轮转动8分钟后,求点
距离地面的高度( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eabd5f3a86afe49dcd70571e2b96cfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eabd5f3a86afe49dcd70571e2b96cfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd3180ea3b5d6e7eb6f78b8523ad0a55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
A.50米 | B.60米 | C.65米 | D.75米 |
您最近一年使用:0次
2024-04-24更新
|
290次组卷
|
3卷引用:【数学建模】三角应用 彰显成效
名校
解题方法
5 . 在
中,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f58da5498edf04abf5454c27ff3a8076.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2eb4713985fd15713e52c5001059345c.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-04-24更新
|
1108次组卷
|
4卷引用:专题01 第六章 平面向量-期末考点大串讲(人教A版2019必修第二册)
(已下线)专题01 第六章 平面向量-期末考点大串讲(人教A版2019必修第二册)河南省三门峡部分名校2024届高三下学期高考模拟考试(一)数学试题吉林省长春吉大附中实验学校2023-2024学年高一下学期期中考试数学试宁夏回族自治区石嘴山市平罗县平罗中学2023-2024学年高三下学期第五次模拟考试数学(文)试题
名校
6 . 已知向量
,
.
(1)若
,求实数k的值;
(2)若
,求实数k的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81f4dcf415977dea53f52a85b6b82136.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99aa6aa53a0bf451bad30a01928dbdf2.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd79264e130de60a100b001b5d45585c.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c697aa2a4c47572a66516b428c2c6dc.png)
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解题方法
7 . 在平面直角坐标系中,角
的顶点与原点重合,始边与
轴的非负半轴重合,终边经过点
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39822cb6df5463c27ac9bfed261a2ff6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a3891d7a1be7a81bbb5ef81e59f3cd7.png)
A.11 | B.![]() | C.10 | D.![]() |
您最近一年使用:0次
8 . 已知点
为角
终边上一点.
(1)求
的值;
(2)求
的值;
(3)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4b0a02af3c1cfa58827bd92619e04c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0b141d7220b90ac6004ba270f7ab2f4.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7333a5b564bcb7c0b78f1949d1e305c.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1eee5fac428cf024c0020295689f41b.png)
您最近一年使用:0次
解题方法
9 . 已知函数
(
,
,
),函数
和它的导函数
的图象如图所示.
的解析式;
(2)已知
,求
的值.
![](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/1cd96f7773d92c1706dc09b50d4b25e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/090a91e4f3c8930674f98a9fa527709b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39f9118a785e2a7cd22a89019798ff0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b19be062e4169a627153ad78c093c3af.png)
您最近一年使用:0次
名校
10 . 已知函数
(
)是偶函数,则
的最小值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7610e5ea522436f7c998be82143ba15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e04b2fa62cb0e22d7268848987abc0c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
您最近一年使用:0次