Integration of : ((Inx^2)^4) divided by x)dx?

1 Answer
Apr 29, 2018

#int(lnx^2)^4/xdx=16/5(lnx)^5+C#

Explanation:

.

#int(lnx^2)^4/xdx=int(2lnx)^4/xdx=16int(lnx)^4*1/xdx=16I#

Let #u=lnx#

#du=1/xdx#

Let's substitute;

#I=intu^4du=1/5u^5+C#

Let's substitute back:

#I=1/5(lnx)^5+C#

#int(lnx^2)^4/xdx=16/5(lnx)^5+C#