## Need help with this integral

Limits, differentiation, related rates, integration, trig integrals, etc.

### Need help with this integral

Integral ( srt(x - 1) / (x + 8)) dx

This is what I came up with after using substitution on the original integral. I am stuck here.
Andromeda

Posts: 11
Joined: Tue Oct 12, 2010 1:56 am

### Re: Need help with this integral

Andromeda wrote:Integral ( srt(x - 1) / (x + 8)) dx

This is what I came up with after using substitution on the original integral. I am stuck here.

$\int\frac{\sqrt{x-1}}{x+8}dx$
then let $u=\sqrt{x-1}$