Question

Calcule, usando as propriedades dos radicais.
a)
$( \sqrt{10} ) {}^{2}$

b)
$( \sqrt[3]{8} ) {}^{2}$
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Answer 1

$( \sqrt{10) ^{2} } = 5 \times 5 = 25$

$( \sqrt[3]{8} ) {}^{2} = 2 \times 2 \times 2 = 8 \: \: 8 \times 8 = 64$