(2005•浙江)已知函数f(x)=2sinxcosx+cos2x
(2005•浙江)已知函数f(x)=2sinxcosx+cos2x
(2013•浙江模拟)已知函数f(x)=23sinxcosx+2cos2x-t.
(2013•河北区一模)已知函数f(x)=2cos2x+23sinxcosx
已知函数f(x)=3sinxcosx-cos(2x+π3)-cos2x
已知函数f(x)=2sinxcosx+cos2x(x
(2014•大港区二模)已知函数f(x)=sinxcosx+3cos2x.
已知函数f(x)=2cos2x+2sinxcosx.
已知函数f(x)=sin2x+sinxcosx+2cos2x.
(求问)已知函数f(x)=sin2x+2根号3sinxcosx-cos2x
已知函数f(x)=2根号3sinxcosx-cos2x
已知函数f(x)=2sinxcosx+cos2x
(2012•浦东新区二模)已知函数f(x)=2sinxcosx+2cos2x.