设f(sin x)=3-cos 2x,则f(cos x)=?
求导f(x) = cos(3x) * cos(2x) + sin(3x) * sin(2x).
已知函数f(x)=cos(2x-π/3)+sin^2x-cos^2x,设函数g(x)=[f(x)]^2+f(x),求g(
设f=[sin(2/x)]=1+cosx,求f(x),f[cos(2/x)].
若f(cos x)=cos 2x,则f(sin 15度)的值?
若f(sin x)=3-cos 2x,则f(cos x)=( )
设函数f(x)=cos(2x+π/3)+sin^2x-1/2
设函数f(x)=cos(2x+π/3)+sin^2 X
设函数f(x)=cos(2x+π/3)+sin^2x
急.设函数f(x)=cos(2x+π/3)+sin^2 X
设函数f(x)=cos(2x+pai/3)+sin^2x
设函数f(x)=cos(2x+π/3)+sin方x
1.设函数f(x)=cos(2x+π/3)+sin(平方)x