Please show all the work and steps necessary to complete the assignment. I need to see where I'm making mistakes

3. {5 pts.] The total number of miles traveled bv vehicles on all roads and streets in the United States {in trillions of miles} can be approximated by the function 171(3) = 2.8 + 0.0911113, where :1: = 1 corresponds to the year 2001. [Data from: U.S. Department of Transportation] [a] What was the number of total vehicle miles traveled in 201? {use function notation}? [bi Find and interpret h(12). [c] Use this model and Desmos to nd: What was the rst full year in which the total number of vehicle miles exceeded 3 trillion miles