Question

Find the following indefinite integral.

Answer 1

\[\int\limits_{}^{}\frac{ \ln^{3}x }{ x } dx\]

Answer 2

also: wondering if ln^3 x is the same as (lnx)^3

Answer 3

It's easy...

Answer 4

i know i'll be using substitution.

Answer 5

Yes, ln^3 x is the same as (lnx)^3

Answer 6

well, you have 1/x and (lnx)^3 as your two functions

what can you substitute u as, where you will be able to replace 1/x with du?

Answer 7

\[\int\limits_{?}^{?} u^3 du\]

is what you are aiming to get

Answer 8

i got it now thank you!