If p, q, r and s are real numbers that may or may not be equal, the graph of the function F (x ) = - ( x- p ) (x -q)(x-r)(x-s) . can have a minimum of _A_ vertical asymptotes, a maximum of _B_ vertical asymptotes, a minimum of _C_points of discontinuity and a maximum of _D_points of discontinuity. Enter your response (no spaces or commas) as ABCD. Answer: Which binomial is a factor of x3- 4x2-x +4? Select one: Oa. x - 2 Ob. x+2 Oc. x - 4 Od. x+4