问题
填空题
函数f(x)=sin2x+
|
答案
由题意可得:
y=sin2x+
cos2x3
=2(
sin2x+1 2
cos2x)3 2
=2sin(2x+
)π 3
∴T=
=π2π 2
故答案为:π
函数f(x)=sin2x+
|
由题意可得:
y=sin2x+
cos2x3
=2(
sin2x+1 2
cos2x)3 2
=2sin(2x+
)π 3
∴T=
=π2π 2
故答案为:π