G
gacon_lonton_timban


cho x, y>0 và [tex]\frac{2}{x}+\frac{3}{y}=6[/tex]
CMR:[tex]x+y\ge\ \frac{(\sqrt{2}+\sqrt{3})^2}{6}[/tex]
CMR:[tex]x+y\ge\ \frac{(\sqrt{2}+\sqrt{3})^2}{6}[/tex]
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