Question
Express the following rational numbers with a positive exponent:
$\bigg[\Big(\frac{4}{3}\Big)^{-3}\bigg]^4$

Answer

$\bigg[\Big(\frac{4}{3}\Big)^{-3}\bigg]^4=\Big(\frac{4}{3}\Big)^{(-3)\times(-4)}$
$=\Big(\frac{4}{3}\Big) ^{12}$

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