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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