For the polynomial function f x x3 3x 13x 15 a Use the degree to determine the maximum possible number of real zeros b Use the Rational Zeros Theorem to list all possible rational zeros c Use the Bounds Theorem to find a bound for the real zeros of the function d Graph the function and identify all rational zeros of the function e Use the rational zeros and synthetic division to completely factor the function Paragraph a Degree b P q c Bound d Zeros e f x B UA