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Gaseste regula si continua sirurile:

Gaseste Regula Si Continua Sirurile class=

Răspuns :

1)41,51,61,71,81..... 2)27,32,37,42,47..... 3)35,45,47,57,59,69.....
1, 11,21 , 31 , 41 , 51 , 61 , 71 , 81 , 91
7 , 12 , 17 , 22 , 27 ,32 , 37 ,42 , 47 , 52 , 57 , 62 , 67
9 , 11 , 21 ,23 , 33 ,35 , 45 ,47 , 57 , 59, 69