What is the value of the expression 3.9 times 10^5 /1.3 times 10^2

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

What is the 9th term in the geometric sequence described by this explicit formula? an=-6. (2)(n-1) apex

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?