f(x)=2sin^2(π/4-x)-2根号3cos^2x+根号3如题
f(x)=2sin^2(π/4-x)-2根号3cos^2x+根号3如题
求化简f(x)=sin^2x+2根号3sin(x+π/4)cos(x-π/4)-cos^2x-根号3
f(x)=sin平方x+2根号3sin(x+π/4)cos(x-π/4)-cos平方x-根号3
已知函数f(x)=sin^2*x-根号3*sinπ/4*x*cosπ/4*x
已知函数f(x)=sin平方+根号3 sin x cos x+2cos平方x,x∈R
已知f(x)=cos^4x-2根号3sinxcosx-sin^4x 化简
已知函数f(x)=cos^4(x)+(2根号3)sinxcosx-sin^4(x)
函数f(x)=负根号3sin ^2x+sin x cos x f(a/2)=1/4-根号3/2求sin a值
已知函数f(x)=sin^x+根号3sinxcosx+2cos^x,x属于R
f(x)=2sinπ/4cosπ/4-2根号3sin^2π/4+根号3
求函数f(x)=5根号3cos^2x 根号3sin^2x-4sinxcosx(兀/4
f(x)=(sinx)平方+2根号3sin(x+pai/4)cos(x-pai/4)-(cosx)平方-根号3