Find the interest rate required for an investment of $7000 to grow to $7500 in 6 years if interest is compounded as follows. a. Annually b. Quarterly Question content area bottom Part 1 a. Write an equation which relates the investment of $7000, the desired value of $7500, and the time period of 6 years in terms of r, the yearly interest rate (written as a decimal), and m, the number of compounding periods per year