حل كتاب Fundamentals Explained
????????: ?????? ???? ???? ???? ?????? ???? ??????? ????? ????? ????? ???????
- ????? ?????? ????? ??????? ? ????? ??????? ? ????? ???????
?????? ?????? ?????? ???? ?? ??? ???? ??? ??????? ????. ????: ???? ??????? ????
?? ????? ?????? ???????? ???????? ?????? ??? ????? ???????? ??????? ??????? ??