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Determinati c.m.m.d.c si c.m.m.m.c al numerelor 825 si 315

Răspuns :

315 = 3²* 5 * 7
825 = 3 *5
² * 11
cmmmc (315; 825) = 3²*5² *7 *11 = 17.325


315 = 3² *5 * 7; 
825 = 3 *5
² *11
cmmdc (315; 825) = 3 × 5 = 15