Question $7$ of $11$

Evaluate the integral using Integration by Parts, substitution, or both if necessary.

$($Use symbolic notation and fractions where needed. Use $C$ for the arbitrary constant. Absorb into $C$ as much as possible.$)$

${\displaystyle \underset{\phantom{}}{\overset{\phantom{}}{}}}\frac{ln(ln(5x))dx}{5x}=$

$$