Submit Question Question 12 0/1 pt ) 100 99 @ Details A bank features a savings account that has an annual percentage rate of r = 2.2% with interest compounded quarterly. Scott deposits $5,000 into the account. The account balance can be modeled by the exponential formula A(t) = a ( 1 + 7 ) , where A is account value after t years , a is the principal (starting amount), " is the annual percentage rate, k is the number of times each year that the interest is compounded. (A) What values should be used for a, r, and ke? a= k = (B) How much money will Scott have in the account in 9 years? Answer = $ Round answer to the nearest penny. (C) What is the annual percentage yield (APY) for the savings account? (The APY is the actual or effective annual percentage rate which includes all compounding in the year). APY = 195 . Round answer to 3 decimal places. Question Help: Message instructor D Post to forum Submit Question Question 13 0/1 pt 100 99 0 Details The fox population in a certain region has a continuous growth rate of 7 percent per year. It is estimated that the population in the year 2000 was 18700. (a) Find a function that models the population t years after 2000 (t = 0 for 2000). Hint: Use an exponential function with base e. Your answer is P(t) = (b) Use the function from part (a) to estimate the fox population in the year 2008. Your answer is (the answer must be an integer) Question Help: M Message instructor 2 Post to forum Submit Question Question 14 0/1 pt 100 99 @ Details A population of bacteria is growing according to the equation P(t) = 650e . Estimate when the population will exceed 989