Call centers are booming in a country as multinational companies increasingly outsource these operations. The annual revenue for call centers in the country from 2006 to 2010, in billions of dollars, can be modeled by R(x) = 0 945x - 3.16, where x is the number of years after 2000
a. According to the model, what was the rate of change of revenue for call centers in the country?
b. According to the model, what was the revenue for call centers in the country in 2010?
c. Would this model be valid to estimate the revenue in 2000? Why or why not?
a. According to the model, the rate of change of revenue for call centers in the country was $billion per year,
(Type an integer or a decimal)