Answer:
[tex]\ln {125x}[/tex]
Step-by-step explanation:
First, use the property
[tex]n\ln a = \ln a^n[/tex] to change the first term.
[tex]\ln{5^3} + \ln x \\ \ln 125 + \ln x[/tex]
Next, use the property [tex]\ln a + \ln b = \ln{ab}[/tex] .
[tex]\ln {125x}[/tex]