What is the smallest whole number that rounds to 2560

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

How to find the exponential function y=ca^x, with points (1,2) and (2,1)

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?