Question
Evaluate:
$\sqrt{\frac{16}{81}}$
$\sqrt{\frac{16}{81}}$
✓
Answer
$\sqrt{\frac{16}{81}}$
$=\frac{\sqrt{16}}{\sqrt{81}}$
$=\sqrt{\frac{4\times4}{9\times9}}$
$=\frac{4}{9}$
$=\frac{\sqrt{16}}{\sqrt{81}}$
$=\sqrt{\frac{4\times4}{9\times9}}$
$=\frac{4}{9}$
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