help please with this

Topic:Definition of derivatives

1. A roast turkey is taken from an oven and placed on a counter to cool. The table shows the temperature of the turkey at various times over a three-hour period. t (minutes) 0 30 60 90 120 150 180 T(t) (OF) 185 150 130 110 95 88 79 (a) Use the data in the table to find 7(90). Using appropriate units, explain the meaning of your answer. (b) Use the data in the table to find 7-(150). Using appropriate units, explain the meaning of your answer. (c) For 0