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In cate zerouri se termina produsul 1*2*3*4*5*...*34*35?
DAU COROANA REPEDE VA ROG


Răspuns :

P=1*2*3*.. * 34*35
Nr zerouri= 35/5 + 35/25 + 35/125 + ...
Nr=7+1+0+...
P are 8 zerouri
1×2×3×4×5×...×34×35
35/5+35/25+35/125
7+1+0...=8