(2014•湖南一模)设函数f(x)=sinx+sin(x+π3).
函数f(x)=sinx-sin(x-π3
设函数f(x)=sinx+sin(x+π/3)
(2012•海淀区一模)已知函数f(x)=sinx+sin(x−π3).
(2014•嘉定区一模)设x∈R,函数f(x)=cosx+sinx,g(x)=cosx-sinx.
(2009•湖南模拟)已知函数f(x)=2sin(x−π3),x∈R.
设函数f(x)=sinx+sin(x+π/3).(Ⅰ)求f(x)的最小值,并求使f(x)取得最小
(2012•资阳一模)已知函数f(x)=[2sin(x−π3)+sinx]•cosx+3sin2x(x∈R).
(2013•湖南模拟)设函数f(x)=f(x)=(13)
已知函数f(x)=sinx+sin(x+π2),x∈R.
设f(x)=2cosx.sin(x+π/3)-根号3 sin平方x+sinx.cosx
(2013•佛山一模)函数y=sinx+sin(x-π3
(2008•湖南)已知函数f(x)=cos2x2−sin2x2+sinx.