1 . 在下列函数中,最小正周期为
且在
为减函数的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f00f2f6ab162f9333ec55db195d663b.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
2 . 给出下列函数:①
;②
;③
;④
.其中最小正周期为
的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c421388f422905cc21bd7ace472ef233.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f83d9db188d32d0a6c82a48c514679c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4b9f75e91ba25ec2d931900d99aae3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8da598650fd1d2c0c0927416fcb0543.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
A.① | B.② | C.③ | D.④ |
您最近一年使用:0次
2022-03-18更新
|
435次组卷
|
3卷引用:广东省广州市第三中学2022-2023学年高一上学期期末数学试题