Can someone please answer this question. (in the picture)

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?

Factor the polynomial expression x6 – x3 – 20