Question

What are the steps taken to get this integration:

Answer 1

looks like you already took it :)

Answer 2

http://imgur.com/DtryC

Answer 3

{S} (2x+1)^-1 dx ... that one?

Answer 4

....^-2

Answer 5

Ah, wait, is it just a u-sub?

Answer 6

assume the chain rule happens but ignore it at the moment; what gets you to here?

Answer 7

it is for the most part

Answer 8

U-sub!

Answer 9

My textbook answer section likes to now show any steps what so ever lol

Answer 10

-2 up to -1; which makes it -1 on the bottom too

-(2x+1)^-1 is a good start; so derive it down and youll see that the chain rule pops out a 2. so stick a 2 under it to catch it when it comes ou

Answer 11

Thanks!

Answer 12

yep, predicting the future .... its a gift lol

Answer 13

lol