f(x)=(1-cos2x)cos^2x化简等于?

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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.