1 . 把函数
的图象向左平移
个单位长度后得到
的图象,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bef2ac83beb522da12ebc9261e8a789.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2350178a4a993cbb202df0ee08ea0ae3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
A.![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
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解题方法
2 . 对于角
,甲、乙、丙、丁4人有4种不同的判断,甲:
的终边在直线
上,乙:
,丙:
,丁:
,若甲、乙、丙、丁4人中只有1人判断错误,则判断错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/082990da1f11a1a7be4fc3935c0d526e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cc1e9992ee021c0c2301f8e28c5933c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54617835116cdc75947a44f974c60aaa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39913ec6800fb94cb7721ba1db21697c.png)
A.甲 | B.乙 | C.丙 | D.丁 |
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2023-11-10更新
|
231次组卷
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2卷引用:江西省赣州市十八县二十三校2023-2024学年高二上学期期中联考数学试题
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解题方法
3 . 已知向量
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd13f862128cefde6b6ac576cde517da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1c8feca6e03d79ad46b8e7ecc524f4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d33ee1f52775bf9ba66e0fdf0ecbb35.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2023-11-08更新
|
1011次组卷
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4卷引用:江西省赣州市十八县(市、区)二十三校2024届高三上学期11月期中联考数学试题
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4 . 已知O为坐标原点,
,设动点C满足
,动点P满足
,则
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/448c0a5ee776d19ce8e42ac9a5fd27c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7b1baaca158904afa86f1a4e0aa26a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07340cb542ad6fd879d72dca8663b60f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f645d4b09fba53f971172cd2602c691.png)
A.![]() | B.![]() | C.2 | D.![]() |
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2023-10-10更新
|
1008次组卷
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6卷引用:江西省赣州市2022-2023学年高二下学期期中调研测试数学试题
江西省赣州市2022-2023学年高二下学期期中调研测试数学试题湖南省长沙市南雅中学2023-2024学年高二上学期第一次月考数学试题(已下线)专题05 圆的压轴题(2)(已下线)专题02 直线和圆的方程(5)2024届高三新高考改革数学适应性练习(4)(九省联考题型)(已下线)专题2 与圆有关的最值问题【练】(压轴小题大全)
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5 . 已知点
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241f9a6f7326e34d07d17e0e49bd00a.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f4e961479216e9a2e40e5550d08a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b3c924e50e4de05b9e53c9b74ae4f2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241f9a6f7326e34d07d17e0e49bd00a.png)
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解题方法
6 . 已知向量
,
,
,若
与
共线,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e3f5a708574ca78631988b5c00cae76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a009859f418efcb460b1dd371ba69f3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12b92182e7af3b06e26363d3511d85e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bff01c3e3b53271c5d16ad4e02a930ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d366d8fbb7258ee051f49977441e14a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
A.2或![]() | B.2或1 | C.![]() | D.0或2 |
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7 . 已知
.
(1)将
写成
的形式,并指出它是第几象限角;
(2)求与
终边相同的角
,满足
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/127c44d2622c87bcd7929bd77ac6cf11.png)
(1)将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a04d33c76a9a44ad9f0a8ffb6532c73.png)
(2)求与
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b468ff5a17141b9d1e0b763adaefd901.png)
您最近一年使用:0次
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8 . 已知函数
的部分图象如图.
(1)求
的表达式;
(2)将函数
的图象向左平移
个单位长度得到曲线
,把
上各点的横坐标保持不变,纵坐标变为原来的
倍得到函数
的图象.若关于
方程
在
上有两个不同的实数解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ac4d44c28bbb6e383f093895ae4feda.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/20/ef35c807-4287-4679-866a-40e0b7c69b97.png?resizew=147)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/037fb348109dc2063a268b10eb925a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d91a09da1efd0f599dd4682f2284822b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eb2191ed90f3fcf752ea6d6f1005a15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2023-06-17更新
|
913次组卷
|
3卷引用:江西省赣州立德虔州高级中学2022-2023学年高一下学期期中联考数学试题
江西省赣州立德虔州高级中学2022-2023学年高一下学期期中联考数学试题新疆生产建设兵团第二师八一中学2023-2024学年高二上学期8月开学考试数学试题(已下线)考点巩固卷10 三角函数的图象及性质(十一大考点)
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解题方法
9 . 已知向量
,
满足
,
,且
.
(1)若
,求实数
的值;
(2)求
与
的夹角的余弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8ae0d7b3266f32b6a916b6237b6b838.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b113dc271cf51b3018bd1de14edf73ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8069cdaeee449ccb48946871b36a203d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/945813a985c2d49f36fac2e98fe90b0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad3febdf13d98c88a542ad8c1707ae05.png)
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2023-06-17更新
|
317次组卷
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2卷引用:江西省赣州立德虔州高级中学2022-2023学年高一下学期期中联考数学试题
10 . 化简以下各式:①
;②
;③
;④
,结果为零向量的个数是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a861b79a583b424fe3e57c9582d0408.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/630f4a1faa3841e693c0b2d5b3794bc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec30994403b717f08912732b22be5708.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fdac8f7ac7d385161242734033a2a94.png)
A.1 | B.2 | C.3 | D.4 |
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