显然周期是派
2sin(2x+派/3)=2sin(2 (x+派/6) )
2sin(2x+派/3)是将2sin2x图像向左平移 派/6.
(你画一下图)
则知[派/12,派/2]中当x=派/12,即max=f(派/12)=max=2
min=f(派/2)=-根3
显然周期是派
2sin(2x+派/3)=2sin(2 (x+派/6) )
2sin(2x+派/3)是将2sin2x图像向左平移 派/6.
(你画一下图)
则知[派/12,派/2]中当x=派/12,即max=f(派/12)=max=2
min=f(派/2)=-根3