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## Homework Statement

The first equation below has units of voltage.

## Homework Equations

[tex]

V(t)=IR(1-e^{t/RC}) \rightarrow ln|IR - V(t)| = ln|IR|-t/RC

[/tex]

## The Attempt at a Solution

the logarithm has units of voltage, but what does ln|IR| and ln|V| physically mean?