Hello everyone it's me again...
For this question I have to use integral by parts to find the integral of (t+5)/(sqrt 8-t)
v' = (8-t)^-1/2
then I plugged in the numbers
(t+5)(2(8-t))^1/2 = integral (8-t)^1/2
I don't really know what to do could someone help me out? /: