Question 6 score on last try: 0 of 1 pts. See Details for more. Get a similar question You can retry this question below A vehicle purchased for $29,800 depreciates at a constant rate of 5% per year. Determine the approximate value of the vehicle 12 years after purchase. Round to the nearest whole dollar. $ 31324.624 x Question Help: Message instructor D Post to forum Submit Question Question 7 0/ 1 pt 9 100 98 0 Details An exponential function f(x) = a . b passes through the points (0, 9000) and (2, 4410). What are the values of a and b? a = and b = Question Help: Message instructor D Post to forum Submit Question Question 8 2 0/ 1 pt O 100 # 99 O Details Find a formula for the exponential function passing through the points - 3, 3 and (2, 12) f(z) = Question Help: Message instructor|D Post to forum Submit Question Question 9 0/1 pt 9 100 # 99 0 Details A radioactive substance decays exponentially. A scientist begins with 110 milligrams of a radioactive substance. After 28 hours, 55 ig of the substance remains. How many milligrams will remain after 54 hours? mg Give your answer accurate to at least one decimal place Question Help age instructor D Post to forum IMG-1072jpg