Question

alguém pode me ajudar??​

Answer 1

Resposta:

Explicação passo-a-passo:

$(\frac{3}{5})^{2} .(\frac{5}{2})^{-1}-(\frac{4}{3})^{-2}.(\frac{1}{4})^{-2}\\\\(\frac{9}{25}) .(\frac{2}{5})-(\frac{9}{16}).(\frac{16}{1})\\\\(\frac{18}{125}) -9\\\\\frac{18}{125}-\frac{125.9}{125}\\\\-1107/125$

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