Some question: If f(x) = x^4/(x^4 - 1), what is f(1/x) in terms of f(x)?\nOptions:\n(A) f(x) \n(B) 1/-f(x) \n(C) -2/-f(x) \n(D) -3/-f(x) \n(E) -f(x) 
Some stream of consciousness:
User
If x = 2 then f(x) = 16/15 and f(1/x) = -16/15 which is equal to -f(x) The answer: (E).
Assistant