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807
help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:04:13
so the sharp point would be
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:04:16
(-1,-2)
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:04:25
so no derivative on that point
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help-10
e23746ec39aa47729474560a90e85832
761,596,368,610,656,300
Roxer99
02/21/2022 16:04:41
Yes
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e23746ec39aa47729474560a90e85832
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Deleted User
02/21/2022 16:04:57
so for the first question itd be none?
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:05:00
or neg infinity ?
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:06:32
im personally feeling neg inf
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:06:54
and for positive values itd be just pos inf
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:06:57
because it contineus on
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:06:59
continues*
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help-10
e23746ec39aa47729474560a90e85832
761,596,368,610,656,300
Roxer99
02/21/2022 16:07:02
Probably neg inf but I dont know if your program does not let you or if they actually ask for something else
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:07:25
it wants me to answer in interval notation
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:07:29
wouldnt it just be like
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:07:47
isnt interval
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:07:55
[-1,inf)
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:07:56
or is that
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help-10
e23746ec39aa47729474560a90e85832
761,596,368,610,656,300
Roxer99
02/21/2022 16:08:37
Well, I said that it cannot involve [-1 as -1 is not part of it
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:08:46
oh right
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:09:03
so 0 then
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:09:10
[0,inf)
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:09:13
andddd
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:09:22
[0,-inf)
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:09:35
i hate math why is this so confusingggg
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help-10
e23746ec39aa47729474560a90e85832
761,596,368,610,656,300
Roxer99
02/21/2022 16:09:42
Uh, no
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help-10
e23746ec39aa47729474560a90e85832
761,596,368,610,656,300
Roxer99
02/21/2022 16:09:51
It is -1 still
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help-10
e23746ec39aa47729474560a90e85832
761,596,368,610,656,300
Roxer99
02/21/2022 16:10:03
I was more asking you if it should be [-1 or (-1
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:10:17
ohhh
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help-10
e23746ec39aa47729474560a90e85832
761,596,368,610,656,300
Roxer99
02/21/2022 16:10:22
( indicates that the number following it does not belong. [ indicates it does
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:10:38
so
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:11:00
man i dont wanna be wrong again
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:11:20
ok so
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:11:23
(-1, inf)
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:11:25
and
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:11:30
(-1, -inf)
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help-10
e23746ec39aa47729474560a90e85832
761,596,368,610,656,300
Roxer99
02/21/2022 16:11:57
Very close, numbers are meant to be in growing order, so (-inf,-1)
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:12:08
FUCK
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:12:18
oh wait ok i get it tho
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help-10
e23746ec39aa47729474560a90e85832
761,596,368,610,656,300
Roxer99
02/21/2022 16:12:31
Okay, so we have (-inf,-1) and (-1,+inf)
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help-10
e23746ec39aa47729474560a90e85832
761,596,368,610,656,300
Roxer99
02/21/2022 16:12:47
Which one you think has positive derivative and which one has negative?
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:13:11
negative derivative is (-inf, -1) and positive is (-1,+inf)?
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:13:20
if thats wrong
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:13:25
i swear..
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help-10
e23746ec39aa47729474560a90e85832
761,596,368,610,656,300
Roxer99
02/21/2022 16:13:31
I would say so as well
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:13:39
lets gooooo
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:14:34
i have 2 more problems on this practice exam :DDDD so close
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:15:44
wait @Roxer99 you think you can help on these last two
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:15:46
or are you busy
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help-10
e23746ec39aa47729474560a90e85832
761,596,368,610,656,300
Roxer99
02/21/2022 16:16:22
Avaliable, sure, send away while you have a channel avaliable 🙂
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:16:31
lets gooo one sec
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:16:37
https://cdn.discordapp.c…_21_14-38-40.png
Screenshot_at_Feb_21_14-38-40.png
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:16:43
so theres this one i feel like its simple but
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help-10
e23746ec39aa47729474560a90e85832
761,596,368,610,656,300
Roxer99
02/21/2022 16:16:55
Okay, and it is a practise exam, not a real deal, right?
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:17:01
oh yeah its practice
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:17:10
theres a total of 30 question on it
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:17:13
questions*
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:17:19
and youve guys helped me out so far withhh 3
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:17:57
the real exam is wednesday
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:18:58
plus the actual exam is proctored and in person
1
0
761,596,368,610,656,300
Roxer99
6605
Roxer99
false
807
help-10
e23746ec39aa47729474560a90e85832
761,596,368,610,656,300
Roxer99
02/21/2022 16:21:16
You need to use derivative theorem
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help-10
e23746ec39aa47729474560a90e85832
761,596,368,610,656,300
Roxer99
02/21/2022 16:21:59
And find a and b for which limits from -inf to 4 and from 4 to inf are the same
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1
456,226,577,798,135,800
Deleted User
0000
Deleted User
false
807
help-10
e23746ec39aa47729474560a90e85832
761,596,368,610,656,300
Roxer99
02/21/2022 16:22:25
I can't help much more on that topic, maybe someone else can
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:22:25
well thats a lot of options
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:22:50
well we can skip that one i have another one
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:23:00
actually the last one
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807
help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:23:22
https://cdn.discordapp.c…_21_14-38-16.png
Screenshot_at_Feb_21_14-38-16.png
1
0
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807
help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:23:24
here we go
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:23:37
i know for this one youre supposed to substitute
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:23:48
f(a+h) and f(a)
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help-10
e23746ec39aa47729474560a90e85832
761,596,368,610,656,300
Roxer99
02/21/2022 16:23:49
I think this is reverse of the previous one
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:23:59
of the one i just sent or the one we did
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help-10
e23746ec39aa47729474560a90e85832
761,596,368,610,656,300
Roxer99
02/21/2022 16:24:09
The one you just sent
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:24:14
fack
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:24:16
so no help D:
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:26:48
should i close
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:26:52
and reopen another one
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:26:56
or just hope someone comes in here
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help-10
e23746ec39aa47729474560a90e85832
456,226,577,798,135,800
Deleted User
02/21/2022 16:28:25
.close
1
0
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help-10
075f2e77c63c4cdd95b71e2782c238e1
340,615,557,692,784,640
SlyDaw
02/21/2022 16:32:41
https://cdn.discordapp.c…4456/unknown.png
unknown.png
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help-10
075f2e77c63c4cdd95b71e2782c238e1
340,615,557,692,784,640
SlyDaw
02/21/2022 16:32:53
hello im checking for lhopitals rule here and found to have inf/inf
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help-10
075f2e77c63c4cdd95b71e2782c238e1
340,615,557,692,784,640
SlyDaw
02/21/2022 16:33:10
so now i know im supposed to take the derivative of the original, how do i do that with ln?
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help-10
075f2e77c63c4cdd95b71e2782c238e1
160,921,656,313,905,150
Katharine
02/21/2022 16:33:28
you take the derivative of the top and the derivative of the bottom
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help-10
075f2e77c63c4cdd95b71e2782c238e1
160,921,656,313,905,150
Katharine
02/21/2022 16:33:34
d/dx ln x = 1/x
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help-10
075f2e77c63c4cdd95b71e2782c238e1
340,615,557,692,784,640
SlyDaw
02/21/2022 16:34:04
so the whole thing wil be 1/inf?
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help-10
075f2e77c63c4cdd95b71e2782c238e1
160,921,656,313,905,150
Katharine
02/21/2022 16:34:13
yes
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help-10
075f2e77c63c4cdd95b71e2782c238e1
160,921,656,313,905,150
Katharine
02/21/2022 16:34:23
you can actually see that in the original thing
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help-10
075f2e77c63c4cdd95b71e2782c238e1
160,921,656,313,905,150
Katharine
02/21/2022 16:34:30
because x goes up much much faster than ln x
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help-10
075f2e77c63c4cdd95b71e2782c238e1
160,921,656,313,905,150
Katharine
02/21/2022 16:34:39
it will become bigger and bigger compared to ln x
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808
help-10
075f2e77c63c4cdd95b71e2782c238e1
340,615,557,692,784,640
SlyDaw
02/21/2022 16:34:55
okay so will I put 0 as my answer since the number can be very small?
1
0
null
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null
null
null
808
help-10
075f2e77c63c4cdd95b71e2782c238e1
160,921,656,313,905,150
Katharine
02/21/2022 16:34:55
meaning it will go to 0
0
1
null
null
null
null
null
808
help-10
075f2e77c63c4cdd95b71e2782c238e1
340,615,557,692,784,640
SlyDaw
02/21/2022 16:35:04
gotcha
1
0
null
null
null
null
null
808
help-10
075f2e77c63c4cdd95b71e2782c238e1
340,615,557,692,784,640
SlyDaw
02/21/2022 16:35:12
just to be clear how did you get 1/x from lnx?
1
0
null
null
null
null
null
808
help-10
075f2e77c63c4cdd95b71e2782c238e1
160,921,656,313,905,150
Katharine
02/21/2022 16:35:37
do you know the limit version of derivative?
0
1
null
null
null
null
null
808
help-10
075f2e77c63c4cdd95b71e2782c238e1
160,921,656,313,905,150
Katharine
02/21/2022 16:35:53
lim h -> 0 f(x+h) - f(x)/h
0
1
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null
808
help-10
075f2e77c63c4cdd95b71e2782c238e1
340,615,557,692,784,640
SlyDaw
02/21/2022 16:37:38
yes
1
0
null
null
null
null
null
808
help-10
075f2e77c63c4cdd95b71e2782c238e1
340,615,557,692,784,640
SlyDaw
02/21/2022 16:38:52
what would i plug in for x and h?
1
0
null
null
null
null
null
808
help-10
075f2e77c63c4cdd95b71e2782c238e1
340,615,557,692,784,640
SlyDaw
02/21/2022 16:38:57
h is the limit im assuming?
1
0
null
null
null
null
null
808
help-10
075f2e77c63c4cdd95b71e2782c238e1
160,921,656,313,905,150
Katharine
02/21/2022 16:42:21
i feel like you should be able to find that 1/x is the derivative of ln x from that
0
1
null
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null
808
help-10
075f2e77c63c4cdd95b71e2782c238e1
160,921,656,313,905,150
Katharine
02/21/2022 16:42:27
but i'm not entirely sure
0
1
null
null
null
null
null
808
help-10
075f2e77c63c4cdd95b71e2782c238e1
594,242,143,867,109,400
Tronsi
02/21/2022 16:43:37
Why would you plug in x
0
1
null
null
null
null
null
808
help-10
075f2e77c63c4cdd95b71e2782c238e1
340,615,557,692,784,640
SlyDaw
02/21/2022 16:44:21
oh right, so i would get (f(x+inf) - f(x))/inf
1
0
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