(2011•江苏二模)若函数f(x)=(x+a)3
(2011•江苏二模)若函数f(x)=(x+a)3
(2011•江苏二模)已知函数f(x)=x+a+a|x|,a为实数.
(2012•江苏二模)已知函数f(x)=sin(π4+x)sin(π4-x)+3sinxcosx(x∈R)
(2012•江苏二模)已知函数f(x)=f(x+1),x≤23
(2011•绵阳二模)已知函数f(x)=sin x-cos (x-π6
(2013•内江二模)若函数f (x)满足周期为2,且x∈(-1,1],f(x)=|x|,则函数y=f(x)的
(2014•江苏一模)函数f(x)=2sin(πx)-11−x
(2011•江苏模拟)已知函数f(x)=x2-1,g(x)=a|x-1|.
(2013•宜宾二模)已知函数f(x)=−x2−2x+a(x<0)f(x−1)(x≥0),且函数y=f(x)-x恰有3个
(2011•江苏模拟)函数f(x)=3cosx+sinx
(2011•江苏模拟)已知函数f(x)=lnx,g(x)=ax(a>0),设F(x)=f(x)+g(x)
(2011•杭州二模)设函数f(x)=x,x≥0−x,x<0,若f(a)+f(-1)=2,则a=( )