题目内容
函数f(x)=
sin(
-
),x∈R的最小正周期为( )
| 3 |
| x |
| 2 |
| π |
| 4 |
A.
| B.π | C.2π | D.4π |
函数f(x)=
sin(
-
),x∈R由T=
=|
|=4π,故D正确.
故选D.
| 3 |
| x |
| 2 |
| π |
| 4 |
| 2π |
| |ω| |
| 2π | ||
|
故选D.
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题目内容
| 3 |
| x |
| 2 |
| π |
| 4 |
A.
| B.π | C.2π | D.4π |
| 3 |
| x |
| 2 |
| π |
| 4 |
| 2π |
| |ω| |
| 2π | ||
|