\(\textstyle \frac{3}{\sqrt{5}} \)

\(\textstyle \frac{8}{\sqrt{2}} \)

\(\textstyle \frac{9 – \sqrt{6}}{\sqrt{3}} \)

\(\textstyle \frac{3}{1 + \sqrt{2}} \)

\(\textstyle \frac{8}{1 – \sqrt{5}} \)

\(\textstyle \frac{3}{\sqrt{10} – \sqrt{7}} \)

\(\textstyle \frac{5}{\sqrt{7} + 2} \)

\(\textstyle \frac{2^4 \times 3^7 \times 10^2 \times 2^{-5}}{10^4 \times 6^4 \times 2^{-7} \times 10^6 \times 3} \)

\(\textstyle \frac{12^{-6} \times 5^2 \times 10^2 \times 8^4}{10^6 \times 5^{-3} \times 9^{-4} \times 2^{-7}} \)

\(\textstyle (-4)^{-5} \)

\(\textstyle (\frac{5}{2})^{-3} \)

\(\textstyle (\frac{-8}{7})^{-2} \)

\(\textstyle (\frac{16}{25})^{1/2} \)

\(\textstyle (\frac{3}{4})^{2} \)

\(\textstyle (\frac{36}{16})^{-2} \)