06选择题5★★☆☆☆
函数 y=sin(2x+π3)y = \sin(2x + \frac{\pi}{3}) 的图象向右平移 π6\frac{\pi}{6} 后得到的函数是 ( )
A.
y=sin2xy = \sin 2x
B.
y=cos2xy = \cos 2x
C.
y=sin(2x+2π3)y = \sin(2x + \frac{2\pi}{3})
D.
y=sin(2xπ3)y = \sin(2x - \frac{\pi}{3})
答案与解析

答案已隐藏