EX #4: vehicles and t is measured in minutes 0 t 30. A. Find V(t) for t = 18. V(t) = 9215 sin() where V(t) is measured in V(t) 92-15 sin 6 = 96.19700. B. Make a sketch of the graph of time vs. number of vehicles. Be sure your graph has a scale. C. What is the average rate of change of the vehicles 75 25 t LVA SEN at the departing flights over the time interval 15