H
heartrock_159


Hãy so sánh :
[TEX]a = (\frac{\pi}{2})^{\sqrt2} [/TEX]và[TEX] b = (\frac{\pi}{5})^{-\sqrt3}[/TEX]
[TEX]a = (\frac{\pi}{2})^{\sqrt2} [/TEX]và[TEX] b = (\frac{\pi}{5})^{-\sqrt3}[/TEX]