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[tex]- \frac{3^-4}{2^-4} [/tex]
plsss coroana


Răspuns :

   
[tex]\displaystyle\\ - \frac{3^{-4}}{2^{-4}} = - \left(\frac{3}{2}\right)^{-4}=- \left(\frac{2}{3}\right)^{4}= \boxed{- \left(\frac{2}{3}\right)^{4}}=- \frac{2^4}{3^4} = \boxed{- \frac{16}{81}}[/tex]