问题:
已知 f(x)=2sin(x-
π
4
)•cos(x-
π
4
)+sin2x,则函数f(x)得最小正周期是______.
已知 f(x)=2sin(x-
)•cos(x-
)+sin2x,则函数f(x)得最小正周期是______.
π |
4 |
π |
4 |
参考答案: