中学数学题:满足f(n)=n+2 n2000,求f(2011)

问题描述:

中学数学题:满足f(n)=n+2 n2000,求f(2011)

f(2011)=f[f(2005)]=f{f[f(1999)]}=f{f(2001)}=f{f[f(1995)]}=f{f(1997)}
=f{1999}
=2001