(2007•盐城一模)已知函数f(x)=cosxcos(π6−x)
(2013•门头沟区一模)已知函数f(x)=sin2x+cosxcos(π2-x).
(2013•门头沟区一模)已知:函数f(x)=sin2x+3cosxcos(π2-x).
已知函数πf(x)=2cosxcos(x-π/6)-√3(sinx)^2+sinxcosx,
已知函数f(x)=2cosxcos(x-π/6)-√3(sinx)^2+sinxcosx+1
(2013•盐城二模)函数f(x)=2sin(x−π4)
已知函数f(x)=2cosxcos(π/6-x)-根号下3×sin²x+sinxcosx设x∈【-π/3,π/
(2012•盐城二模)函数f(x)=sin2xsinπ6−cos2xcos5π6
(2013•盐城二模)已知函数f(x)=4sinxcos(x+π3)+3.
已知2cosxcos(x-π/6)-根号三sin^2x+sinxcosx求f(x)的最小正周期 当x属于【0,π】时,若
(2012•盐城一模)设a=x
(2013•奉贤区一模)已知函数f(x)=sinπx,x≤0f(x−1),x>0
(2011•许昌一模)已知函数f(x)=3sin(2x−π6)+2sin2(x−π12),x∈R.