Suma de numere rationale < 2/3

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marius00
Euclid
Posts: 22
Joined: Fri Mar 07, 2008 8:26 pm

Suma de numere rationale < 2/3

Post by marius00 »

\(

S = \frac{{1 + 2 + 3 + 4}}{{1 \cdot 2 \cdot 3 \cdot 4}} + \frac{{2 + 3 + 4 + 5}}{{2 \cdot 3 \cdot 4 \cdot 5}} + ...+\frac{{97 + 98 + 99 + 100}}{{97 \cdot 98 \cdot 99 \cdot 100}}
\
\)

Aratati ca S<2/3
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