ΜΑΘΗΜΑΤΙΚΑ ΚΕΦ.15: ΠΑΡΑΓΟΝΤΟΠΟΙΗΣΗ ΦΥΣΙΚΩΝ ΑΡΙΘΜΩΝ

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http://daskalosa.eu/maths_st/st_maths_15_paragontopoiisi_fysikon_arithmon.html

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http://users.sch.gr/enoch/mathst/15/index.html

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https://taxidistignosi.wordpress.com/2022/11/03/%CE%BC%CE%B1%CE%B8%CE%B7%CE%BC%CE%B1%CF%84%CE%B9%CE%BA%CE%B1-%CE%BA%CE%B5%CF%86-15-%CF%80%CE%B1%CF%81%CE%B1%CE%B3%CE%BF%CE%BD%CF%84%CE%BF%CF%80%CE%BF%CE%AF%CE%B7%CF%83%CE%B7-%CF%86%CF%85%CF%83%CE%B9-5/