An automobile company is ready to introduce a new line of cars through a national sales campaign After test marketing the line in a carefully selected city the marketing research department estimates that the sales in millions of dollars will increase at the monthly rate of the following function for t months after the campaign has started S t 22 13e 0 1t Ost 24 A What will be the total sales S t t months after the beginning of the national sales campaign if we assume no sales at the beginning of the campaign s t