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Modulul unui numar
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Modulul unui numar
Posted:
Wed Jan 14, 2009 6:39 pm
by
alex2008
Sa se arate ca nu
\( \exists x , \exists y , \exists z \in \mathb{R} \)
, astfel incat
\( |x|<|y-z| \)
,
\( |y|<|z-x| \)
,
\( |z|<|x-y| \)