y=cos(x-π/6)[√3sin(x-π/6)+cos(x-π/6)]怎么化简(求最值)化简步骤详细一点,
已知f(x)=-1/2+sin(π/6-2x)+cos(2x-π/3)+cos平方x.
化简(1)√3sin x+cos x (2)√2(sin x-cos x) (3)√2cos x-√6sin x
已知函数 y=sin(2x-(π/3))+cos(2x-(π/6))+2cos²x-1,x∈R
sin(x+y)-sinx=2cos(x+1/2y)sin(1/2y)的详细证明步骤.
求证 tan(2π-X)sin(-2π-X)cos(6π-X)/ sin(X+3π/2)*cos(X+3π/2)=-ta
求值:sin(π/4+3x)cos(3/π-3x)+cos(π/6+3x)cos(π/4+3x)
三角函数对称轴问题1.y=sin(x+π/6)cos(x+π/6)的对称轴方程2.f(x)=sinwx+cos(wx+π
化简求值:sin(π/4-3x)*cos(π/3-3x)-cos(π/6+3x)*sin(π/4+3x)
函数y=sin(3x+π/3)cos(x-π/6)+cos(3x+π/3)cos(x+π/3)的图像的一条对称轴的方程是
求化简数学公式哦[3sin^2(x/2)+cos^2(x/2)-4sin(x/2)cos(x/2)]/tan(π+x)化
函数y=2sin(π3−x)−cos(π6+x)(x∈(0,π)),则y( )
求函数y=sin^2(x+π/6)+cos^2(x+π/3)的最大值和最小值?