Answer:
A = Accrued amount (principal + interest)
P = Principal amount.
r = Annual nominal interest rate as a decimal.
R = Annual nominal interest rate as a percent.
r = R/100.
n = number of compounding periods per unit of time.
t = time in decimal years; e.g., 6 months is calculated as 0.5 years
(THIS ANSWER IS NOT MINE BTW- CREDITS TO THE OWNER))
