- #1

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f(x)=1/ln(x)

what i tried to do was substitution

t=ln(x)

x=e

^{t}

dt=dx/x

but from here i get to an integral of [tex]\int[/tex]((e

^{t})/(t))dt, no idea how to continue, tried integration in prts but keep going in cirlces, can anyone see how to do this?