After test marketing a new high-fiber cereal, the market research department of a major food producer estimates that monthly sales (in millions of dollars) will grow at the monthly rate of
t months after the cereal is introduced. If we assume 0 sales at the time the cereal is introduced, find S(t), the total sales, t months after the cereal is introduced. Find the total sales during the first 2 years that the cereal is on the market.