1- It was agreed between the commercial partnership and one of the banks that the collaboration and the debt repayment shall be based on the lowest and highest levels. The form of equal payments of 200,000 dirhams and the discount rate was 12%. Required: Two marks for each answer : a First, the amount of the principal of this debt if the discount rate is 12%, and the payment is made at the end of each year. (using the calculator) b

Second: Or has the principal amounted to this debt if the rate of deduction is 12%, and payment is made at the beginning of the debt?