Simplifiez $\bigg(\dfrac{7^{-11}}{7^{8}}\bigg)^{3}\times\dfrac{7^{4}}{7^{4}}$=

Simplifiez $\dfrac{\dfrac{11^{-10}}{11^{3}}}{\dfrac{11^{-3}}{11^{1}}}$=

Simplifiez $\bigg(\dfrac{6^{-8}}{6^{-11}}\bigg)^{2}\times\dfrac{6^{5}}{6^{-8}}$=

Simplifiez $\bigg(\dfrac{3^{-10}}{3^{6}}\bigg)^{-3}\times\dfrac{3^{-8}}{3^{8}}$=

Simplifiez $\bigg(\dfrac{10^{3}\times\sqrt{10}^{-12}}{10^{6}}\bigg)^{-3}$=

Simplifiez $\bigg(\dfrac{2^{-5}}{2^{-10}}\bigg)^{4}\times\dfrac{2^{4}}{2^{-9}}$=

Simplifiez $\bigg(\dfrac{2^{6}\times\sqrt{2}^{-10}}{2^{11}}\bigg)^{2}$=

Simplifiez $\dfrac{\bigg(5^{-12}\bigg)^{-4}\times5^{3}}{5^{10}}$=

Simplifiez $\bigg(\dfrac{2^{9}}{2^{6}}\bigg)^{-2}\times\dfrac{2^{-2}}{2^{-7}}$=

Simplifiez $\dfrac{\bigg(7^{-5}\bigg)^{-3}\times7^{10}}{7^{3}}$=