5. [-/4 Points] DETAILS Determine the values of x where the following function is discontinuous. (Enter your answers as a comma-separated list. If an answer does not exist, enter DNE.) R(x) = - 4x2 - 19x x - 16* + 63x X = 6. [-/4 Points] DETAILS Determine the values of x for which g(x) is discontinuous. (Enter your answers as a comma-separated list. If an answer does not exist, enter DNE.) 9(x) = 45 - 5x ifx $ 9 5x - 45 if x > 9