Announcement (27 June 2023) / Duyuru (27 Haziran 2023)

in announcement •  last year  (edited)

Why are the Number of Terms and Sum Formulas in Arithmetic Sequences Like This?

(New Video - 27 June 2023 / Yeni Türkçe Altyazısız Sadece İngilizce Video - 27 Haziran 2023)

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