11 8 15 grian 3. The function f is defined by a poly- nomial. Some values of x and f(x) are shown in the table below. Which of the following must be a factor of f(x)? x f(x) 5 2 0 XON35 0 2 1 (a) x-5 (b) x + 2 (c) x-3 (d) It cannot be determined from this table.-col 5. s