(2012•宣城模拟)已知函数f(x)=13(x=3)1|x−3|(x≠3)
(2012•宣城模拟)已知函数f(x)=13(x=3)1|x−3|(x≠3)
(2012•厦门模拟)已知函数f(x)=1−3sin2x+2cos2 x
(2012•湖南模拟)已知函数f(x)=12x2+x−(x+1)ln(x+1)
(2009•湖南模拟)已知函数f(x)=2sin(x−π3),x∈R.
(2011•厦门模拟)已知函数f(x)=x+3(x≤1)−x2+2x+3(x>1),g(x)=3x,这两个函数图象的交点
(2012•三明模拟)已知函数f(x)=sin(x+π3)−3cos2x2.
(2012•黄冈模拟)已知函数f(x)=x3−3x2+1,g(x)=(x−12)2+1(x>0)−(x+3)2+1(x≤
(2010•安徽模拟)已知函数f(x)=3sinωx+cosωx.
(2010•舟山模拟)已知函数f(x)=cos(2x−π3)+sin2x−cos2x.
(2011•安徽模拟)已知函数f(x)=2sin2(π4−x)−23cos2x+3
(2014•北京模拟)已知函数f(x)=sin2x+3sinxcosx−12.
(2013•黄梅县模拟)已知函数f(x)=1−x