evaluate the indefinite integral ((e^x)/((e^x)+1))dx(adsbygoogle = window.adsbygoogle || []).push({});

I let u = ((e^x)+1)

then

du = (e^x)dx

which occurs in the original equation so..

indefinite ingegral ((u^-1)du)

taking the antiderivative I get 1 + C

is this right? thanks!!

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# Homework Help: Indefinite integral substitution

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