Question

Find: integral.. (photo)

Answer 1

here are my answer choices

Answer 2

I chose the second but I am not sure of my work

Answer 3

That's correct again :-). Kudos.

Answer 4

thank you so much for helping me check my work hah @bmp

Answer 5

Hard to check your work if you don't post your work :P

Answer 6

@bmp I am about to post another

Answer 7

@nbouscal its too hard to figure out how to type out

Answer 8

Well, you used u-substitution right? What did you set as u, and what was du?