(2013•湖南)已知函数f(x)=sin(x−π6)+cos(x−π3),g(x)=2sin2x2.
(2013•湖南)已知函数f(x)=sin(x−π6)+cos(x−π3),g(x)=2sin2x2.
(2008•湖南)已知函数f(x)=cos2x2−sin2x2+sinx.
(2007•湖南)已知函数f(x)=1−2sin2(x+π8)+2sin(x+π8)cos(x+π8).求:
(2009•湖南模拟)已知函数f(x)=2sin(x−π3),x∈R.
已知函数f(x)=2asinx2cosx2+sin2x2−cos2x2(a∈R).
已知函数f(x)=sin(x+π6)−cos(x+π3)+cosx,
(2010•长春三模)已知函数f(x)=sin(x+π2),g(x)=cos(x−π2),设h(x)=f(x)g(x),
已知函数g(x)=sin(x+π6),f(x)=2cosx•g(x)−12
已知函数f(x)=sin(2x+π6)−cos(2x+π3)+2cos2x.
(2013•南开区一模)已知函数f(x)=sin(2x+π6)−cos(2x+π3)+2cos2x.
(2013•锦州二模)已知函数f(x)=3sin(ωx−π6)(ω>0)和g(x)=3cos(2x+φ)的图象的对称中心
已知函数f(x)=cos(2x-π/3)+sin^2x-cos^2x,设函数g(x)=[f(x)]^2+f(x),求g(