(2014•南充一模)已知αϵ(−π2,0),sinα=−35
(2013•南充二模)将函数f(x)=sin(2x+
(2014•青岛一模)已知sin(π6−x)=35
(2012•虹口区一模)已知sinα=13−cosα
已知sin(3π−α)=−2sin(π2+α),则sinαcosα=( )
(2010•泰安一模)已知函数f(x)=4cos4x−2cos2x−1sin(π4+x)sin(π4−x)
(2012•珠海一模)已知sin(π4−α)=513,0<α<π4,则cos2α的值为 ( )
已知sinα=−35
(2013•南充二模)将函数f(x)=sin(2x+π6)的图象向右平移π6个单位,那么所得的图象对应的函数解析式是(
(2012•东城区一模)已知sin(45°−α)=210,且0°<α<90°,则cosα=( )
(2014•烟台一模)已知函数f(x)=sin(7π6−2x)−2sin2x+1(x∈R),
(2014•祁东县一模)已知函数f(x)=2sin(13x−π6),x∈R.
(2010•静安区一模)已知函数f(x)=2sin(x2+π3)