Respuesta :

We have,

[tex]\begin{gathered} e^{\ln x}=x \\ \log _ex=\ln x \end{gathered}[/tex]

The given expression is,

[tex]\ln 5x=4[/tex]

This can be written as,

[tex]\begin{gathered} \ln 5x=4 \\ \log _e5x=4 \\ e^4=5x \end{gathered}[/tex]

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