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جد سلسلة خمسة اعداد وسطها الحسابي 9 ووسيطها 9 ومداها 12؟

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Question added by Abdallah Benomar , أستاذثانوي تخصص رياضيات , ثانوية سالي الجديدة
Date Posted: 2017/03/18
Raed Shahhal
by Raed Shahhal , Manager

  أربع احتمالات لتسلسل وهي 

2 -7 -9 - -

3 -7 -9 - -

4 -6 -9 - -

4 -5 -9 - -

 

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