[10] An investor deposits $ 1000 at the beginning of each year in a special fund paying interest at i(1) = 7%. These interest payments are made at the end of each year and then immediately deposited in a bank account paying interest at i(1) = 2%. (Note that the deposits are also made at the end of each year.) (a) [6] How much money has been accumulated in the bank account at the end of 10 years? (b) [4] How much money has been accumulated for the bank account and the fund totally at the end of 10 years