Retail revenue each year from Internet shopping is approximated by the function , where is measured in billions of dollars and t is measured in years, with corresponding to the beginning of 1997. How fast was the retail revenue/year from Internet shopping changing at the beginning of the year 2000?

Question

Retail revenue each year from Internet shopping is approximated by the function  , where  is measured in billions of dollars and t is measured in years, with  corresponding to the beginning of 1997. How fast was the retail revenue/year from Internet shopping changing at the beginning of the year 2000?

Quizplus · Accepted Answer

The Answer of Retail revenue each year from Internet shopping is approximated by the function  , where  is measured in billions of dollars and t is measured in years, with  corresponding to the beginning of 1997. How fast was the retail revenue/year from Internet shopping changing at the beginning of the year 2000?

Retail Revenue Each Year from Internet Shopping Is Approximated by the Function