Question
Express the following in power notation:
$\frac{-27}{64}$
$\frac{-27}{64}$
✓
Answer
$\frac{-27}{64}=\frac{(-3)\times(-3)\times(-3)}{4\times 4\times 4}$
$=\Big(\frac{-3}{4}\Big)\times \Big(\frac{-3}{4}\Big)\times \Big(\frac{-3}{4}\Big)$
$=\Big(\frac{-3}{4}\Big)^3$
$=\Big(\frac{-3}{4}\Big)\times \Big(\frac{-3}{4}\Big)\times \Big(\frac{-3}{4}\Big)$
$=\Big(\frac{-3}{4}\Big)^3$
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