Question

Evaluate: ³√729 x ³√1331​

Answer 1

Step-by-step explanation:

$\sqrt[3]{729} \times \sqrt[3]{1331} \\ = \sqrt[3]{729 \times 1331} \\ = \sqrt[3]{9 \times 9 \times 9 \times 11 \times 11 \times 11} \\ = \: there \: ar \: three \: 9 \: and \: three \: 11 \\ therefore \\ 9 \times 11 \\ = 99$

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