Use the Factor Theorem to determine whether x - 3 is a factor of P (x) = 2x* -5x -4x- + 20. Specifically, evaluate P at the proper value, and then determine whether x - 3 is a factor. P (1) = 0 x - 3 is a factor of P (x) O x - 3 is not a factor of P (x) X 5