Listed Here, A refers to the long run price of the expenditure; P refers back to the principal volume to be invested; r refers to the level of desire; n refers to the quantity of times the fascination will get compounded per year; t refers back to the tenure (in https://www.google.com/maps/d/u/0/viewer?mid=1o3vHoDG_5EIkMXyD_8nuLLiHqxZbkJg