Question

1
$\sqrt[ 3]{216}$
2.
$\sqrt{400}$
3
$\sqrt[3]{343}$
4
$\sqrt[7]{128}$
ayudaaa​

Answer 1

Explicación paso a paso:

$\sqrt[3]{216} = \sqrt[3]{6^{3} } = 6 \\ \\ \sqrt{400} = \sqrt{20^{2} } = 20\\ \\ \sqrt[3]{343} = \sqrt[3]{7^{3} } = 7 \\ \\ \sqrt[7]{128} = \sqrt[7]{2^{7} } = 2$