For a sum of money invested at 3.9% compounded semiannually for 4 years state the following values. (a) the number of compounding periods (b) the periodic rate of interest (c) the compounding factor (1 + i)n (d) the numerical value of the compounding factor (a) The number of compounding periods is E. (Type an integer or a decimal.) (b) The periodic rate of interest is |:|%. (Round to six decimal places as needed.) )5- (c) The compounding factor is (1 + E (Type integers or decimals.) (cl) The numerical value of the compounding factor is D. (Round to six decimal places as needed.)