Find the cube root of $512$ by prime factorisation method:

Question

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Answer 1

Resolving $512$ into prime factors, we get
$512 = \underline{2 \times 2 \times 2} \times \underline{2 \times 2 \times 2} \times \underline{2 \times 2 \times 2}$
$∴ 3512 = (2 \times 2 \times 2) = 8$

Answer 2

Resolving

512

into prime factors, we get

512 = \underline{2 \times 2 \times 2} \times \underline{2 \times 2 \times 2} \times \underline{2 \times 2 \times 2}

∴ 3512 = (2 \times 2 \times 2) = 8