Calculati:
1/2+1/3+1/4+…….+1/50=
1/2+2/3+3/4+…….+49/50=
1/1+1/3+1/5+1/7+……..+1/79=
2/3+4/5+6/7+……..+78/79=
8/9+9/10+10/11+…..+86/87=
1/9+1/10+1/11+…..+1/87=
1/2+1/3+1/4+…….+1/50>49/50
1/2+1/3+1/4+……+1/75<37
sandu ancauser (0)
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