- #1
rayray19
- 17
- 0
Homework Statement
1) antiderivative of ((t^2)+2)/((t^3)+6t+3) dt
2) antiderivative of r(sqrt((r^2)+2))dr
help please with these
Homework Equations
The Attempt at a Solution
#2 let u = r^2 + 2
du/dr = 2r
du = 2rdr?? i don't knoww!