已知sin(x+π/6)=0.25,则sin(5π/6-x)+sin(π/3-x)*sin(π/3-x)的值为多少
已知sin(x+π/6)=0.25,则sin(5π/6-x)+sin(π/3-x)*sin(π/3-x)的值为多少
已知sinα(x+π/6)=1/4,则sin(5π/6-x)+sin(π/3-x)的平方=?
已知函数f(x)=cos(2x-π/3)+2sin(x-π/4)sin(x+π/4)=sin(2x-π/6) ,
已知sin(x+π/6)=1/3,求sin(5π/6-x)+sin^2(π/3-x)
已知函数f(x)=sin(2x+π/6)+sin(2x+π/6)+2cos²x
已知sin(x+π/6)=-3/5,求sin²(π/3-x)-sin(5π/6-x)的值
已知sin(π/6-x)=1/3,求sin(17π/6+x)+cos2(7π/3+x)的值
sin(x+11π/6)=sin(x-π/6)怎么得到的
已知函数fx=(1+1/tanx)sin^x-2sin(x+π/4)sin(x-π/4)
已知函数f(x)=sin(π-x)sin(π2-x)+cos2x
已知函数f(x)=sin(2x+π/3)+sin(2x-π/3)+根号3*cos2x-m,若f(x)的最大值为1
sin(sin(sin(sin(x)=cos(cos(cos(cos(x),X等于多少?