f(x)=(1-cos2x)cos^2x化简等于?

来源：学生作业帮助网编辑：六六作业网时间：2024/12/24 02:02:23

f(x)=(1-cos2x)cos^2x化简等于?f(x)=(1-cos2x)cos^2x化简等于?f(x)=(1-cos2x)cos^2x化简等于?f(x)=(1－cos2x)cosxf(x)=2s

f(x)=(1-cos2x)cos^2x化简等于?
f(x)=(1-cos2x)cos^2x化简等于?

f(x)=(1-cos2x)cos^2x化简等于?
f(x)=(1－cos2x)cosx f(x)=2sinxcosx f(x)=(1/2)sin(2x) f(x)=(1/2)[1－cos4x] 是周期为2π/4=π/2的偶函数.