The cd 5 sold since 1990 can be modeled by the equation f(n) = - 11n ^ 3 + 180n ^ 2 - 112n + 65 where the number of years since 1990 and is the number of cds sold in thousands explain how the remainder theorem in evaluating polynomials when it is preferred to use the remainder theorem to evaluate a polynomial rather than substitution. determine the number of cds sold in 2005