Homework: Homework 5.3 Score: 0 of 1 pt 2 of 6 (1 complete) HW Score: 16.6 5.3.9 Questio Find the final amount in the following retirement account, in which the rate of return on the account and the regular contribution change over time. $390 per month inwested at 6%, compounded monthly, for 3 years, then $618 per month invested at 7%, compounded monthly for 3 years What is the amount in the account after 6 years? (Do not round until the final answer. Then found to the nearest dollar as needed