化简sin(x-π/3)-cos(x=π/6)+根号3cosx
f(x)=2cos*sin(x+π/3)-^3sin^2x+sinx*cosx
化简:1、sin(x-π/3)-cos(x+π/6)+√3cosx=?2、已知,sinα+sinβ=√2/2,求cosα
(cos(x/2)/(根号1+sinx))+(sin(x/2)/根号(1-cosx)),x属于(3/2π,2π)
已知函数f(x)=2sinx*cos(1.5π+x)+(根号3下)*cosx*sin(π+x)+sin(0.5π+x)*
急!已知函数f(x)=2根号3sin(π-x)sin(π/2-x)-2cos(π+x)cosx+2
已知函数f(x)=cosx*sin(x+π/3)-根号3cos²x+根号3/4,x∈R
cosx+根号3sinx=2cos(x-π/3)
已知函数f(x)=sin(x+π6)−cos(x+π3)+cosx,
化简:1.【(sin^2)(-X-π) *cos(π+X)cosX】/【tan(2π+X) *(cos^3 (-X-π)
设f(x)=2cosx.sin(x+π/3)-根号3 sin平方x+sinx.cosx
已知函数f(x)=2cosx*sin(x+π/3)-根号3sin^2x+sinx*cosx
已知sin(3π-x)-cos(5π+x)=1/2-(根号下3)/2,其中x属于(0,π),求sinx,cosx,x的值