问题
选择题
函数y=sin(2x+
|
答案
∵y=sin(2x+
)cos(2x+π 6
)=π 6
sin（4x+1 2
）π 3
∴T=
=2π 4 π 2
故选A．
搜题请搜索小程序“爱下问搜题”
函数y=sin(2x+
|
∵y=sin(2x+
)cos(2x+π 6
)=π 6
sin（4x+1 2
）π 3
∴T=
=2π 4 π 2
故选A．
