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O inegalitate exponentiala
Posted:
Thu Sep 27, 2007 3:34 am
by
Cezar Lupu
Fie
\( x, y>0 \)
astfel incat sa aiba loc
\( x^y+y=y^x+x \)
. Sa se arate ca
\( x+y\leq 1+xy \)
.
Mathematical Reflections, 2007