1 . 将函数
的图象上所有点的横坐标缩短到原来的
,纵坐标不变,得到
的图象.
(1)求
的解析式与最小正周期;
(2)求
图象的对称中心的坐标;
(3)设函数
,求
在
上的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8a4025a394f30a4f8e7a58c921dbccf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2595780da91e1c21306800e7fa7d2fc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(3)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fbae6c61828aa9d7a6a04535831151b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028517e8bebe634441e0a5c79828e88a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e45f644764b91e5d01e6f830b50d3942.png)
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2 . 已知向量
.若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
______ ;若
,则向量
与
的夹角为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/157a894088b095cb5c82691d4d64314d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91b958a367fa2f08b6202a5a6ebf5e9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f622a667018a0a1b7b9334909c136090.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29b4cf9cd1d12fd577dad52f462b2bad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
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7日内更新
|
279次组卷
|
2卷引用:广西重点高中2023-2024学年高一下学期5月阶段性联合调研考试数学试题
解题方法
3 . 已知向量
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dff7a5187710bb18aec5cd561428e49c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/844f3a7cdd50c10e32098349b0dc4a25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
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名校
4 . 已知
,
,
.
(1)若
,求
,
;
(2)若
,求点
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/383f12cb70ca55eba4ff012771dbfa9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1e5eea5f7f98ca8632358b7e49ceb25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbaef0985c61e59281963e2edc0c0ed1.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/788203620f5d6b035b7566c417dc09ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/150fdec66e3bab1d73073d0f091f08ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
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2024-06-16更新
|
93次组卷
|
2卷引用:广西桂林市2023-2024学年高一下学期阶段性联合质量检测数学卷
名校
5 . 化简求值:
(1)
;
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1036fbb266194b9cda9db34d62ad3e1.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bee1b86a76c3ef65d5f61eb5798ef18.png)
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名校
解题方法
6 . 若
,
,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7129fc2d1491b8998f2e62bffac8e4cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d06961105d040845bad2893a8199bdf0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/576536967639b1821f5e3b07be02c3ce.png)
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7 . 设
是三个非零向量,则下列命题正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e12e95f703ad30ab9a3d38376830989.png)
A.![]() | B.![]() |
C.![]() ![]() | D.![]() |
您最近一年使用:0次
2024-06-03更新
|
209次组卷
|
2卷引用:广西南宁市第三中学2023-2024学年高一下学期月考(三)数学试题
8 . 已知函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6d5b0943a8e74c4794060c2a14b523e.png)
A.![]() ![]() | B.![]() |
C.![]() ![]() | D.![]() ![]() |
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解题方法
9 . 设向量
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c8e23423ba05ff0072a71738caa5d65.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ed485eaac91c188eabb7d4154f9ffe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7dced91de1b8c38aa95ffee0e5dc202.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c8e23423ba05ff0072a71738caa5d65.png)
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解题方法
10 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/370d9a645c023a1279c6fb9daa3cacab.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a89903d1a72df78bb58b1dd14ee94aec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/370d9a645c023a1279c6fb9daa3cacab.png)
您最近一年使用:0次