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S1=1+2+3+...+20
S2=1+2+3+...+24
[S1=S2]
(S1=S2)
Va rog ajutor :D


Răspuns :

S1 = 20 x 21 / 2 = 210
S2 = 24  x 25 / 2 = 300
(210,300) = 2*3*5 = 30
[210,300] = 2²3·5²7 = 2100