Employers are increasingly turning to GPS (global positioning system) technology to keep track of their fleet vehicles. In a study conducted in the early 2000s, it was found that the estimated number of automatic vehicle trackers installed on fleet vehicles in the United States is: () = 0.6 0.17 , 0 ≤ ≤ 5 where () is measured in millions and is measured in years, with = 0 corresponding to the year 2000. (a) What was the number of automatic vehicle trackers installed in the year 2000? [2] (b) In what year would approximately 1,400,000 automatic vehicle trackers be installed on fleet vehicles?