A.) World's economy has been expanding. In year 2001, gross world product (total output in goods and services) was 32.4 trillion dollars and was rising at 3.6% a year. Suppose this growth rate continues.
Determine the formula for gross world product, W (in trillions of dollars), as the function of t, number of years since the year 2001.
B.) Find predicted gross world product in 2013?