(2011•浙江模拟)函数f(x)=sin(π3x−π2)+1是( )
(2011•浙江模拟)函数f(x)=sin(π3x−π2)+1是( )
(2011•浙江模拟)已知f(x)=2cosx•sin(x+π6)+3sinx•cosx−sin2x,
(2011•惠州模拟)函数f(x)=2sin(π4−x)cos(π4+x)−1,x∈R是( )
(2013•浙江模拟)若函数f(x)=sinωx+cosωx(ω≠0)对任意实数x都有f(π6+x)=f(π6−x),则
(2011•甘肃模拟)已知函数f(x)=sin(π2+x)cosx−sinxcos(π−x),
(2009•湖南模拟)已知函数f(x)=2sin(x−π3),x∈R.
(2011•西安模拟)已知函数f(x)=2sin(π8x+π4)+1.
(2013•浙江模拟)要得到函数y=sin(2x−π4)的图象,只要将函数y=sin2x的图象( )
(2011•武汉模拟)已知函数f(x)=[2sin(x+π3)+sinx]cosx−3sin2x,x∈R
(2013•浙江模拟)已知sin(π4−x)=34
(2012•三明模拟)已知函数f(x)=sin(x+π3)−3cos2x2.
(2011•江苏模拟)给出下列四个命题:①函数f(x)=3sin(2x−π3)