f(x)=3sin(k5x+π3)
f(x)=3sin(k5x+π3)
设函数f(x)=5sin(k5x−π3)(k≠0).
函数f(x)=sinx-sin(x-π3
f(x)=sin(nπ/3),f(1)+f(2)+...+f(2010)等于
f(x)=sin(3x-π/4) 若函数f(x)满足方程f(x)=a(0
已知函数f(x)=cos(2x-π/3)+2sin(x-π/4)sin(x+π/4)=sin(2x-π/6) ,
方程组3x+5y=k5x+3y=k
已知函数f(x)=2cosx*sin(x+π/3)-√3sin^2x+sinx*cosx
设f(x)=2cosx.sin(x+π/3)-根号3 sin平方x+sinx.cosx
高中数学:已知函数f(x)=2sin(x+π/2).sin(x+7π/3)-
已知函数f(x)=sin(2x+π/3)
设函数f(x)=sinx+sin(x+π/3)