simplify please k^3(k^7/5)^-5

k^3(k^7/5)^-5

 

$$\\k^3\;(\frac{k^7}{5})^{-5}\\\\
\frac{k^3}{1}\times (\frac{k^7}{5})^{-5}\\\\
\frac{k^3}{1}\times \frac{5^5}{k^{35}}\\\\
\frac{1}{1}\times \frac{3125}{k^{32}}\\\\
\frac{3125}{k^{32}}\\\\
or\\\\
3125\;k^{-32}$$