Question

\[\int\limits_{0}^{\infty}1/(x (\ln x)^2) dx\]

Answer 1

\[u=\ln(x)\]

Answer 2

u = ln (x)

Answer 3

Déjà vu

Answer 4

Lol

Answer 5

I got that part, its an improper integral, and i don't remember how to break it up. using the limit as (t) approaches 0, 1, and infinity

= -1/((2 lnx)^2) from 0 to infinity.

there is a discontinuity at 0 and 1.