Question

18) simplifique:
a)
$\sqrt[4]{1250}$
b)
$\sqrt[3]{0.125}$
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Answer 1

Resposta:

$a)\\ \sqrt[4]{1250} =\sqrt[4]{2.5^4} =5\sqrt[4]{2} \\ \\ b)\\ \sqrt[3]{0,125} =\\ \\ \sqrt[3]{{125\over1000}} =\sqrt[3]{{5^3\over10^3}} ={5\over10}=0,5$