Si 3^{m} = p y 8^{b} = q , con m y b números enteros, ¿Cuál de las siguientes expresiones es igual a ( 3^{m+1} . 8^{b+1} )^{-1}? Ayudaaa pli :c

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?