(2014•东城区二模)已知函数f(x)=sin2x+3sinxcosx.
(2014•东城区二模)已知函数f(x)=sin2x+3sinxcosx.
(2007•东城区一模)已知函数f(x)=12cos2x−sinxcosx−12sin2x.
(2014•四川二模)已知函数f(x)=23sinxcosx-3sin2x-cos2x+3.
(2014•甘肃二模)已知函数f(x)=sin2x+23sinxcosx+3cos2x.
(2006•东城区三模)设函数f(x)=sinxcosx−3sin2x+32.
(2014•四川二模)已知函数f(x)=cos2x-sin2x+23sinxcosx.
(2013•红桥区二模)已知函数f(x)=sin2x+2sinxcosx+3cos2x.
(2014•延庆县一模)已知函数f(x)=sinxcosx+sin2x.
(2013•潮州二模)已知函数f(x)=3(sin2x−cos2x)−2sinxcosx.
(2009•台州二模)已知函数f(x)=sin2x+23sinxcosx+3cos2x.
(2014•北京模拟)已知函数f(x)=sin2x+3sinxcosx−12.
(2010•南昌模拟)已知函数f(x)=3sinxcosx+sin2x.