D Continuous Compound Interest II An investment of $10,000 earns interest at an annual rate of 6.7% compounded continuously. Use this information to answer questions 4-5 below. D Question 4 7 pts Use the Continuous Compound Interest II information above to answer this question. Find the instantaneous rate of change in the amount in the account after 4 years (in dollars per year). Round to the nearest cent. per year. Question 5 7 pts Use the Continuous Compound Interest II information above to answer this question. Find the instantaneous rate of change in the amount in the account at the time the amount is equal to $13,654. Round to the nearest cent. $ _ per year. D Question 6 7 pts Sales Analysis The total sales S (in thousands) of a video game are given by S(t) = atz where a = 89, b = 48, and t is the number of months since the release of the game. Find S(10) and S' (10) Use these results to estimate the total sales after 11 months. Do NOT compute the total sales after 11 months. Round to the nearest hundredth (2 decimal places). approximately video games after 11 months