已知f(x)=sin2x+23sinxcosx−cos2x
已知函数f(x)=sinxcosx+32(cos2x−sin2x).
(2014•马鞍山一模)已知函数f(x)=23sinxcosx−3sin2x−cos2x+2.
(2011•淮南一模)已知函数f(x)=cos2x−sin2x+23sinxcosx+1.
(2013•潮州二模)已知函数f(x)=3(sin2x−cos2x)−2sinxcosx.
(2007•东城区一模)已知函数f(x)=12cos2x−sinxcosx−12sin2x.
(2009•台州二模)已知函数f(x)=sin2x+23sinxcosx+3cos2x.
(2012•南昌模拟)已知函数f(x)=3sin2x+23sinxcosx+5cos2x. &nb
已知函数f(x)=3sinxcosx−cos2x+12,
已知函数f(x)等于cos2x-sin2x+2[3sinxcosx+1求f(0)的值
(2012•甘肃一模)(文科)已知函数f(x)=3sin2x+23sinxcosx+cos2x,x∈R.
(2014•甘肃二模)已知函数f(x)=sin2x+23sinxcosx+3cos2x.
(2014•四川二模)已知函数f(x)=cos2x-sin2x+23sinxcosx.