If f (x) is a polynomial function satisfying 2 + f (x) f (y) = f (x) + f (y) +f (xy) , for all x,y belong to R and f (2) =5.

Find the value of f (f (2)).

If f (x) is a polynomial function satisfying 2 + f (x) f (y) = f (x) + f (y) +f (xy) , for all x,y belong to R and f (2) =5.

Find the value of f (f (2)).

What are you looking for?