Evaluate the following integrals. intfrac{e^x+e^{-x}}{e^x-e^{-x}}dx

Trent Carpenter 2020-11-08 Answered
Evaluate the following integrals.
ex+exexexdx
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Expert Answer

au4gsf
Answered 2020-11-09 Author has 95 answers
To evaluate
I=ex+exexexdx
Let exex=t
Differentiating both sides
(ex+ex)dx=dt
I=ex+exexexdx
I=1tdt
I=ln(t)+C
I=ln(exex)+C
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