The temperature during a very cold day is recorded every 2 hours for 12 hours. The data are given in the table below. Time (hours) 6 8 10 12 14 16 18 Temperature (℃) 3.88 6.48 9.37 10.42 8.79 4.96 0.69 Could the polynomial model representing this situation include negative values in its domain and range? Why or why not?
