Investor deposited6000 PLN at the beginning of the first year and 1000, 1800, 500, 600, and 2000 PLN at the end of subsequent years(1000 at the end of the first year, 1800 at the end of the second year and so on). Interest rate was 12% p.a. in the first year, 11% in the second year, 10% in the third year, 9% in the fourth year, and 8% in the fifth year.Find the present value of all depositsif compounding is annual. Rework the example if interest rate is continuously compounded.