Simplifiez $\bigg(\dfrac{10^{-8}\times10^{-5}}{10^{5}}\bigg)^{4}$=

Simplifiez $\bigg(\dfrac{3^{12}}{3^{3}}\bigg)^{3}\times\dfrac{3^{4}}{3^{3}}$=

Simplifiez $9^{-2}\times\dfrac{\sqrt{9}^{2}}{9^{10}}$=

Simplifiez $\bigg(\dfrac{3^{-5}\times\sqrt{3}^{20}}{3^{-9}}\bigg)^{-2}$=

Simplifiez $\bigg(\dfrac{6^{10}\times\sqrt{6}^{-6}}{6^{1}}\bigg)^{2}$=

Simplifiez $\bigg(\dfrac{9^{-6}\times\sqrt{9}^{-24}}{9^{-10}}\bigg)^{4}$=

Simplifiez $\bigg(\dfrac{8^{12}\times8^{8}}{8^{-8}}\bigg)^{-4}$=

Simplifiez $\bigg(\dfrac{4^{-9}\times4^{1}}{4^{-3}}\bigg)^{-4}$=

Simplifiez $\bigg(\dfrac{9^{10}}{9^{-7}}\bigg)^{-4}\times\dfrac{9^{-4}}{9^{3}}$=

Simplifiez $7^{1}\times\dfrac{\sqrt{7}^{-10}}{7^{-16}}$=