若sin(3π2-2x)=35
若sin(3π2-2x)=35
已知sin(x+π/6)=1/3,求sin(5π/6-x)+sin^2(π/3-x)
高中数学:已知函数f(x)=2sin(x+π/2).sin(x+7π/3)-
已知函数f(x)=2√3sin²x-sin(2x-π/3)
f(x)=2cos*sin(x+π/3)-^3sin^2x+sinx*cosx
已知函数f(x)=2根号3sin平方x-sin(2x-π/3)
若sin x/2-cos x/2=1/3,则sin x=
若sin x/2 - cos x/2 = 1/3,则sin x=?
已知函数f(x)= [sin(2π-x)sin(π+x)cos(-x-π)] /[2cos(π-x)sin(3π-x)]
已知函数f(x)=sin^2 x+2根号3sinxcosx+sin(x+π/4)sin(x-π/4),x属于R,求f(x
已知函数f(x)=sin²ωx+根号3sinωx乘sin(ωx+π/2)+2cos²ωx,x∈R,(
s = 2*sin(x)-sin(2*x)+2/3*sin(3*x)-1/2*sin(4*x)+2/5*sin(5*x)