Aplicând regula de înmulțire a puterilor cu același exponent, scrieți sub forma unei singure puteri 630 · 730 · 230, (6·2)30, 8430, 630, 4230, Utilizând regula de împărțire a puterilor cu același exponent, scrieți sub forma unei singure puteri 12545 : 545, 2545, 125∶5, 125, 5, Rezultatul calculului 820 · 47 : 216 este, 258, 1612, 290, 212, Scrieți sub formă de produs, utilizând factorul comun 276 + 278 + 280;, 2·(2·2)234, 6234, 276(1+22 +24), 276 · 278 · 280, Arătați că 6257 este pătratul unui număr natural:, (257)2, 2514, 528, 625.
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