/2 1. (2 pts) Evaluate the definite integral re F/2 dx. 2. (3 pts) After t years, the value of a car purchased for $25,000 is V(t) = 25000 (a) What is the value of the car after 5 years? (b) What is the rate of change of V with respect to t when t = 5? (c) What is the average value of the car during the first 5 years?3. (3 pts) When an object is removed from a furnace and placed in an environment with a constant temperature of 80"F, its core temperature is 1500 F. One hour after it is removed, the core temperature is 1120 F. Find the core temperature 5 hours after the object is removed from the furnace.