(2009•湖南模拟)已知函数f(x)=2sin(x−π3),x∈R.
(2009•湖南模拟)已知函数f(x)=2sin(x−π3),x∈R.
(2010•湖南模拟)已知函数f(x)=sin(x+π6)+sin(x−π6)+cosx+a(a∈R,a为常数).
(2013•资阳模拟)已知函数f(x)=2sin(x−π3)cosx+sinxcosx+3sin2x(x∈R).
(2011•武汉模拟)已知函数f(x)=[2sin(x+π3)+sinx]cosx−3sin2x,x∈R
(2010•揭阳模拟)已知函数f(x)=3sinπx+cosπx,x∈R.
(2013•湖南)已知函数f(x)=sin(x−π6)+cos(x−π3),g(x)=2sin2x2.
(2014•南海区模拟)已知函数f(x)=2sin(ωx−π6)sin(ωx+π3)(其中ω为正常数,x∈R)的最小正周
(2009•荆州模拟)已知函数f(x)=3sinωxcosωx−cos2ωx+12(ω>0,x∈R)的最小正周期为π2.
(2007•湖南)已知函数f(x)=1−2sin2(x+π8)+2sin(x+π8)cos(x+π8).求:
已知函数f(x)=sin(2x−π6),x∈R.
已知函数f(x)=2sin(13x−π6),x∈R.
已知函数f(x)=2sin(2x+π3),x∈R.