Divide f(x) by d(x), and write a summary statement in the form indicated.
f(x) = x^4 - 4x^3 + 2x^2 - 4x + 1; d(x) = x^2 + 1
f(x) = x^4 - 4x^3 + 2x^2 - 4x + 1; d(x) = x^2 + 1