已知函数f(x)=cos^2(x-π/6)-sin^2x化简
已知函数f(x)=cos^2(x-π/6)-sin^2x化简
已知函数f(x)=cos(2x-π/3)+sin^2 x-cos^2 x
已知函数f(x)=cos(2x-π\3)+sin²x-cos²x
已知函数f(x)=2cos x sin(x+pai/6)-sin^2x+cos^2x.
已知函数f(x)=sin(2x-π/6)+cos^2 x
已知函数f(x)=sin(2x+π/6)+sin(2x-π/6)+2cos²x
已知函数f(x)=sin(2x+π/6)+sin(2x-π/6)+2cos²x
已知函数f(x)=sin(2x+π/6)+sin(2x+π/6)+2cos²x
已知函数f(x)=cos(-x/2)+sin(π-x/2),x∈R
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(
已知函数f(x)=2Cos x(Sin x-Cos x)+1
已知函数f(x)=cos(π/6-2x)+cos(2x+π/6)+sin(2x+π/3)-sin(π/3-2x).