Tazmin Horton

2021-09-21

Use substitution to convert the integrals to integrals of rational functions. Then use partial fractions to evaluate the integrals.
$\int \frac{1+{ϵ}^{x}}{1-{ϵ}^{x}}dx$

aprovard

Expert

$-\mathrm{ln}|{ϵ}^{-x}-1|-\mathrm{ln}|1-{ϵ}^{-x}|+C$