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Mathematics 7 Online
OpenStudy (anonymous):

more cal help

OpenStudy (anonymous):

\[\int\limits_{?}^{?}(e ^{1/(x+1)})/((x+1)^{2})\]

OpenStudy (anonymous):

ill be back but try u=(x+1) du=dx

OpenStudy (zarkon):

u=1/(x+1)

OpenStudy (anonymous):

good call

OpenStudy (anonymous):

which would be ln (x+1) when you take the derivative , which is not in the problem

OpenStudy (anonymous):

opps nevermind that the anti derivative

OpenStudy (anonymous):

no nono, you're thinking backwards. hold on though i'm gonna try something but remember 1/(x+1) just = (x+1)^-1

OpenStudy (anonymous):

yeah that's correct what zarkon said: -du = 1/(x+1)^2dx which is definitely in your problem

OpenStudy (anonymous):

\[-\int\limits_{}^{}e^udu\]

OpenStudy (anonymous):

so would the answer be e^(1)/(x+1)+c

OpenStudy (anonymous):

yeah. but negative

OpenStudy (anonymous):

don't forget the negative

OpenStudy (anonymous):

thanks

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