Question

aaaa alguém ajuda?? 1)simplifique as raizes a) ³V88 b)V162 c)4V405

Answer 1

$a) \sqrt[3]{88} = \sqrt[3]{2^{3}.11} = 2\sqrt[3]{11}$
$b) \sqrt{162} = \sqrt2.{3^{2}. 3^{2}} = 3.3 \sqrt{2} = 9 \sqrt{2}$
$c) \sqrt[4]{405} = \sqrt[4]{5. 3^{4} } = 3. \sqrt[4]{5}$