Question

$a) \: \sqrt[6]{ {3}^{12} } \\ \\ \\b) \: \sqrt[8]{ {55}^{8} }$
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Answer 1

$\sqrt[6]{3^{12}}\\\\\sqrt[6]{3^{12}}=3^{\frac{12}{6}}\\\\=3^{\frac{12}{6}}\\\\\frac{12}{6}=2\\\\=3^2\\=9$

$\sqrt[8]{55^8}\\\\\sqrt[8]{55^8}=55\\\\=55$