Megan's car was worth $10,500 at the beginning of 2010 and decreased by 19% every 3 years after the beginning of 2010. a. What is the 3-year growth factor for the value of Megan's car? Preview b. What is the 1-year growth factor for the value of Megan's car? Preview c. Define a function that determines the value of Megan's car (in dollars) in terms of the number of years t since the beginning of 2010. f(0) = Preview