名校
1 . 有以下四个命题:①集合
若
则
的取值范围为
;②函数
只有一个零点;③函数
的周期为
;④角
的终边经过点
,若
则
.这四个命题中,正确的命题有个.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2fbf1961ff90e991942284c8ffc6627.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/967f8bd35067176e7f074004657a4bec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9210e75c35fb455d0446eb7ddba7d79c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eac05f39f589484ee9662192b78c5378.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c2a5d6ac7315660e655998c725d9091.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b48937ad7938bc539111b5cc19cb6dca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e3369d3568f21ba873ee00904e5c60a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a892dbcef7934d97016bb190d94e0bc3.png)
A.1 | B.2 | C.3 | D.4 |
您最近一年使用:0次
名校
2 . 将函数
的图象向左平移
个单位,得到函数
的函数图象,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b9643da0c0fea4f099f9a9133d6076.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
A.![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次
2020-09-05更新
|
342次组卷
|
8卷引用:2020届广西柳州高级中学高三下学期开学考试数学(理)试题
3 . 已知
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97f4f5e77f6d454d5b08b94bcaa6fdce.png)
A.![]() ![]() |
B.![]() ![]() |
C.![]() |
D.![]() ![]() |
您最近一年使用:0次