a function describes the number of miles a train can travel, y, for the numbers of hours, x, the figure shows the graph of this function. assume that the train travels at a constant speed. the train is traveling from city a to city b(a distance of 320 miles) after 4 hours the train slows down to a constant speed of 48 miles per hour. how long will it take to reach it's destination

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.