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a,b patrate perfecte...
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a,b patrate perfecte...
Posted:
Sat Mar 22, 2008 1:24 pm
by
Marius Dragoi
Fie
\( a \)
si
\( b \)
numere naturale astfel incat
\( (\sqrt a + \frac {1}{\sqrt b}) \in N \)
. Sa se arate ca
\( a \)
si
\( b \)
sunt patrate perfecte.