(\nthroot{6}{x})^{12}

(\nthroot{5}{7})^{5}

(\nthroot{6}{7})^{30}

(\nthroot{6}{7})^{54}

(\nthroot{9}{7})^{9}

(\nthroot{5}{7})^{15}

(\nthroot{6}{x})^{42}

(\nthroot{4}{x})^{28}

(\nthroot{7}{x})^{56}

(\nthroot{5}{3})^{20}

(\sqrt{x})^{18}

(\nthroot{5}{7})^{40}

(\nthroot{5}{7})^{5}

(\nthroot{10}{x})^{50}

(\nthroot{3}{x})^{27}

(\nthroot{8}{3})^{16}

(\nthroot{9}{3})^{90}

(\nthroot{6}{7})^{54}

(\sqrt{x})^{14}

(\nthroot{8}{3})^{56}

(\nthroot{9}{3})^{81}

(\nthroot{6}{x})^{60}

(\nthroot{8}{7})^{32}

(\sqrt{3})^{4}