Express the following in power notation: (-4 7 )^3 - Vidyadip

Question

Express the following in power notation:
$\Big(\frac{-4}{7}\Big)^3$

✓

Answer

$\Big(\frac{-4}{7}\Big)^3=\frac{-4}{7}\times\frac{-4}{7}\times\frac{-4}{7}$
$=\frac{(-4)\times(-4)\times(-4)}{7\times7\times7}$
$=\frac{-64}{343}$

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