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3. Calculează, folosind regula (am)n = amn: a) (5³)⁰; b) (2³)5; e) (730)⁰ (495)³: (76)5; f) (34)5: (9³)²; c) (130) 50. g) (21³)5: (21²); d) (25)³ (2³)5: (2³)10, h) (2³)5 (4³)5: (8³)4.repede ​