(Solving for n with non-annual periods) Approximately how many years would it take for an investment to grow sevenfold if it were invested at 17 percent compounded monthly Assume that you invest $1 today If you invest $1 a 17 percent compounded monthly, about how many years would it take for your investment to grow sevenfold to $7? (Hint. Remember to convert your calculator solution to years) years (Round to one decimal place.)