Use the compound interest formulas upper a equals upper p left parenthesis 1 plus startfraction r over n endfraction right parenthesis superscript nt and upper a equals pe superscript rt to solve the problem given. round answers to the nearest cent. find the accumulated value of an investment of $ 10 comma 000 for 3 years at an interest rate of 4.5 % if the money is a. compounded semiannually; b. compounded quarterly; c. compounded monthly d. compounded continuously.