L llambi New member Joined Apr 22, 2011 Messages 1 Apr 22, 2011 #1 Find the solution of y=f(x) when f(f(f(f(x))= f(f(f(x))+2x
tkhunny Moderator Staff member Joined Apr 12, 2005 Messages 11,325 Apr 23, 2011 #2 Re: Find the solution of y=f(x) when f(f(f(f(x))= f(f(f(x))+ f(f(f(f(x))= f(f(f(x))+2x f(f(x)) = f(f(x)) = q f(f(q))= f(q)+2x Where does that leave us?
Re: Find the solution of y=f(x) when f(f(f(f(x))= f(f(f(x))+ f(f(f(f(x))= f(f(f(x))+2x f(f(x)) = f(f(x)) = q f(f(q))= f(q)+2x Where does that leave us?