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# Can someone check this C4 type integral for me? I feel like the answers got it wrong watch

1. edit: nevermind i see what i did wrong now
2. (Original post by CancerousProblem)
Unparseable or potentially dangerous latex formula. Error 5: Image dimensions are out of bounds: 1598x154
<span style="font-family: verdana"><font color="#444444">\int^1_0 </font></span><span style="font-family: verdana"><font color="#444444">\frac{</font></span><span style="font-family: verdana"><font color="#444444">\ln </font></span><span style="font-family: verdana"><font color="#444444">\frac{x+1}{x+3}</font></span><span style="font-family: verdana"><font color="#444444">}{(x+3)^{2}}</font></span><span style="font-family: verdana"><font color="#444444">\</font></span>

I got 19/12ln3 - 7/3ln2 - 1/6
Answers got -1/12ln2 less than me
We can't see the image.
3. rage inducing member?

4. (Original post by lizard54142)
We can't see the image.
never added an image, my latex just got bugged
5. (Original post by CancerousProblem)
never added an image, my latex just got bugged
- Latex bugged
- wrong question
- wrote out your working wrong
- incomprehensible substitution

I am completely lost!
6. (Original post by lizard54142)
- Latex bugged
- wrong question
- wrote out your working wrong
- incomprehensible substitution

I am completely lost!
lol **** i am so sorry

the question is correct now
x+1/x+3 = x was the substitution I used to get the integral
7. (Original post by CancerousProblem)
lol **** i am so sorry

the question is correct now
x+1/x+3 = x was the substitution I used to get the integral
Haha no problem, so:

is the substitution?
Or: ?
8. (Original post by lizard54142)
Haha no problem, so:

is the substitution?
Or: ?
um no
(x+1)/(x+3) = u
9. (Original post by lizard54142)
Haha no problem, so:

is the substitution?
Or: ?
nevermind I see where I messed up now thanks. its been a fun 30 minutes with latex rofl
I should just take a picture next time
10. (Original post by CancerousProblem)
nevermind I see where I messed up now thanks. its been a fun 30 minutes with latex rofl
I should just take a picture next time
Gosh I was close to doing it as well... where did you go wrong?
11. (Original post by lizard54142)
Gosh I was close to doing it as well... where did you go wrong?
I subsituted (x+2)/(x+3) as (x+1)/(x+3) + 1 rofl

I thought the answers had the same thing but that was before that step
12. (Original post by CancerousProblem)
I subsituted (x+2)/(x+3) as (x+1)/(x+3) + 1 rofl

I thought the answers had the same thing but that was before that step
That's where I got up to when you said you'd done it haha:

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