化简根号2sin(π/3-x)+根号6cos(π/3-x)
Sin(x+π/3)+2Sin(x-π/3)-根号3乘以Cos(2π/3 -x ) 化简化简
sin(x+π/3)+2sin(x-π/3)-根号3cos(2π/3-x)
1.化简根号2cos x - 根号6sin x2.已知sin(α-β)cosα-cos(β-α)sinα=3/5,β是第
化简2sin^2[(π/4)+x]+根号3(sin^x-cos^x)-1
函数y=根号3/2sin(x+π/2)+cos(π/6-x)的最大值
求根号2/4sin(π/4-x)+根号6/4cos(π/4-x)的化简,
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
根号3sin x+cos x要化简
化简 1/2cos x-根号3/2sin x 根3sin x+cos x
(cos(x/2)/(根号1+sinx))+(sin(x/2)/根号(1-cosx)),x属于(3/2π,2π)
f(x)=2sin^2(π/4-x)-2根号3cos^2x+根号3如题