The correct option is C None of theseHere, (?)^3 = 729 ⇒ (?)^3 = 9 × 9 × 9 ⇒ ? = 9 [taking cube root on both sides] ...

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Finding Square Root through Prime Factorisation

?3=729

Question

$(?)^{3} = 729$

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None of these

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Solution

The correct option is E None of these
$H e r e, (?)^{3} = 729 \Rightarrow (?)^{3} = 9 \times 9 \times 9$
$\Rightarrow ? = 9$ [taking cube root on both sides]

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\sqrt[3]{729} + \sqrt{729}

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\sqrt[3]{729} + (3)^{3}

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\sqrt[3]{\frac{729}{1000}}

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