Question

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∛20 × 2 = ?

Answer 1

$sqrt[3]{20*2}= sqrt[3]{40}= sqrt[3]{2*2*2*5}=2 sqrt[3]{5}$

Answer 2

$sqrt[3]{20*2} = sqrt[3]{2*2*5*2} = sqrt[3]{5*8} =2 sqrt[3]{5}$