\nthroot{7}{x^{7} \cdot 5^{21}}

\nthroot{9}{3^{63} \cdot y^{63}}

\nthroot{5}{7^{25} \cdot 2^{25}}

\nthroot{9}{3^{54} \cdot 2^{90}}

\nthroot{10}{7^{50} \cdot 2^{70}}

\nthroot{8}{x^{16} \cdot 5^{16}}

\nthroot{8}{7^{8} \cdot 5^{48}}

\nthroot{8}{3^{64} \cdot 2^{48}}

\nthroot{3}{7^{24} \cdot y^{21}}

\nthroot{6}{7^{24} \cdot 5^{18}}

\sqrt{7^{10} \cdot 2^{10}}

\nthroot{10}{7^{40} \cdot 5^{90}}

\nthroot{4}{x^{32} \cdot 2^{32}}

\nthroot{6}{3^{42} \cdot 5^{30}}

\nthroot{6}{3^{6} \cdot 2^{48}}

\nthroot{4}{x^{28} \cdot 5^{36}}

\nthroot{9}{7^{54} \cdot y^{63}}

\nthroot{4}{x^{12} \cdot y^{24}}

\nthroot{3}{x^{12} \cdot y^{6}}

\nthroot{8}{3^{32} \cdot y^{72}}

\nthroot{9}{x^{54} \cdot 5^{54}}

\nthroot{10}{7^{90} \cdot 2^{50}}

\nthroot{6}{3^{48} \cdot y^{54}}

\nthroot{10}{x^{40} \cdot 2^{30}}