The rate of sales (in billions of dollars per year) in drinking places that serve alcoholic beverages can be approximated by f(x), where x = 1 corresponds to the start of the year 2001. Find total sales (to the nearest billion) between the start of 2001 and the start of 2015. f(x)=2.1Inx+11 (15xs15) Set up the integral that represents the total sales between the start of 2001 and the start of 2015. 0 Question Viewer