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1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 09:26:07
correct
0
1
null
null
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null
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help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 09:30:00
But how would you graph it?
1
0
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 09:30:20
no clue
0
1
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 09:30:30
we dont do that type of stuff
0
1
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 09:30:53
But first we need to figure out the range
0
1
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 09:31:31
X^2 - 4x + 4 = X^2 - 4x + 4
1
0
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 09:31:53
How would we find the range?
1
0
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 09:32:30
I know the range but I'm trying to figure out how to do it by hand
0
1
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 09:34:26
We went through these like 6 months ago but I don't think I saw one like this
0
1
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 09:34:43
Oh
1
0
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 09:34:55
Weird question huh
1
0
852,256,521,986,768,900
.,..
5649
dotcom
false
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 09:35:07
Or then I dont remember
0
1
null
null
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null
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1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 09:35:12
did pretty bad on these
0
1
687,499,919,199,699,000
slipperycord
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slipperycord
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1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 09:40:08
How about number 7
1
0
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 09:40:49
What do you think it is
0
1
null
null
null
null
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1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 09:41:57
Can’t be c or d
1
0
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 09:42:07
And why is that
0
1
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 09:42:09
Is it b?
1
0
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 09:42:53
Nope
0
1
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 09:43:02
do you see where it goes wrong
0
1
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 09:43:05
Oh wait it’s the opposite
1
0
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 09:43:17
Yeah it’s c
1
0
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 09:44:04
No its not
0
1
852,256,521,986,768,900
.,..
5649
dotcom
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1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 09:44:16
@slipperycord
0
1
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 09:44:30
Damn it’s d
1
0
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 09:45:18
Could we do one more ?
1
0
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 09:45:21
sure
0
1
null
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null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 09:45:50
https://cdn.discordapp.c…632/IMG_5189.jpg
IMG_5189.jpg
1
0
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 09:46:16
the first one?
0
1
null
null
null
null
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1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 09:47:32
Yeah it’s with question 7
1
0
null
null
null
null
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1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 09:47:45
What you thinking
0
1
null
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1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 09:48:08
I think b is solution
1
0
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 09:48:30
thats one of them
0
1
null
null
null
null
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1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 09:50:02
E is another
1
0
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 09:51:21
what about D
0
1
852,256,521,986,768,900
.,..
5649
dotcom
false
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 09:52:15
It wasn’t a solution for D?
1
0
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 09:53:54
how did ypu get E
0
1
null
null
null
null
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1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 09:54:37
I simplified X^2 - 4^2
1
0
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 09:57:19
Could we do the last one?
1
0
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 09:58:09
Wait wouldn’t C be solution?
1
0
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 10:00:52
hmm
0
1
null
null
null
null
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1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 10:01:44
?
1
0
852,256,521,986,768,900
.,..
5649
dotcom
false
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
852,256,521,986,768,900
.,..
04/09/2022 10:02:17
sorry i gtg
0
1
null
null
null
null
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1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 10:03:04
Okay thx for the help
1
0
null
null
null
null
null
1,783
help-10
c25e8592c99341b2a0cb9fbd4198185e
687,499,919,199,699,000
slipperycord
04/09/2022 10:03:16
.close
1
0
687,499,919,199,699,000
slipperycord
3817
slipperycord
false
1,784
help-10
9ea9d47c3097428692a8f9bf6e751e9a
896,377,213,832,814,600
[DAn v2 P3] max
04/09/2022 10:32:35
i cant get this, i mult
https://cdn.discordapp.c…09_163210373.png
image_2022-04-09_163210373.png
1
0
null
null
null
null
null
1,784
help-10
9ea9d47c3097428692a8f9bf6e751e9a
766,268,632,703,434,800
kinglacto
04/09/2022 10:33:59
divide by √(ab) on both sides
0
1
852,256,521,986,768,900
.,..
5649
dotcom
false
1,784
help-10
9ea9d47c3097428692a8f9bf6e751e9a
766,268,632,703,434,800
kinglacto
04/09/2022 10:34:06
its a positive value anyways
0
1
null
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1,784
help-10
9ea9d47c3097428692a8f9bf6e751e9a
766,268,632,703,434,800
kinglacto
04/09/2022 10:34:48
$\frac{ab}{\sqrt{ab}} = \frac{(ab)^{1}}{(ab)^{\frac{1}{2}}}$
0
1
null
null
null
null
null
1,784
help-10
9ea9d47c3097428692a8f9bf6e751e9a
510,789,298,321,096,700
TeXit
04/09/2022 10:35:00
**kinglacto**
https://cdn.discordapp.c…632703434794.png
766268632703434794.png
0
1
null
null
null
null
null
1,784
help-10
9ea9d47c3097428692a8f9bf6e751e9a
766,268,632,703,434,800
kinglacto
04/09/2022 10:35:10
use exponent laws
0
1
null
null
null
null
null
1,784
help-10
9ea9d47c3097428692a8f9bf6e751e9a
896,377,213,832,814,600
[DAn v2 P3] max
04/09/2022 10:40:52
i will try thx
1
0
null
null
null
null
null
1,784
help-10
9ea9d47c3097428692a8f9bf6e751e9a
896,377,213,832,814,600
[DAn v2 P3] max
04/09/2022 11:04:38
https://cdn.discordapp.c…20409_170410.jpg
20220409_170410.jpg
1
0
null
null
null
null
null
1,784
help-10
9ea9d47c3097428692a8f9bf6e751e9a
896,377,213,832,814,600
[DAn v2 P3] max
04/09/2022 11:05:33
@kinglacto sorry but i cant find the same result 😩
1
0
null
null
null
null
null
1,784
help-10
9ea9d47c3097428692a8f9bf6e751e9a
456,226,577,798,135,800
Deleted User
04/09/2022 11:07:50
:WanWan: kasparov
0
1
null
null
null
null
null
1,784
help-10
9ea9d47c3097428692a8f9bf6e751e9a
456,226,577,798,135,800
Deleted User
04/09/2022 11:08:14
i assume a,b are positive reals
0
1
null
null
null
null
null
1,784
help-10
9ea9d47c3097428692a8f9bf6e751e9a
766,268,632,703,434,800
kinglacto
04/09/2022 11:08:28
yeah and now simplify further
0
1
null
null
null
null
null
1,784
help-10
9ea9d47c3097428692a8f9bf6e751e9a
456,226,577,798,135,800
Deleted User
04/09/2022 11:08:58
(rt(a)-rt(b))^2>=0 right? now expand it
0
1
null
null
null
null
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1,784
help-10
9ea9d47c3097428692a8f9bf6e751e9a
896,377,213,832,814,600
[DAn v2 P3] max
04/09/2022 11:08:59
yes a, b > 0
1
0
null
null
null
null
null
1,784
help-10
9ea9d47c3097428692a8f9bf6e751e9a
766,268,632,703,434,800
kinglacto
04/09/2022 11:09:22
seems like youre trying to prove the A.M G.M inequality?
0
1
852,256,521,986,768,900
.,..
5649
dotcom
false
1,784
help-10
9ea9d47c3097428692a8f9bf6e751e9a
456,226,577,798,135,800
Deleted User
04/09/2022 11:09:30
ye
0
1
null
null
null
null
null
1,784
help-10
9ea9d47c3097428692a8f9bf6e751e9a
896,377,213,832,814,600
[DAn v2 P3] max
04/09/2022 11:14:06
this is the exercice;
https://cdn.discordapp.c…09_171356531.png
image_2022-04-09_171356531.png
1
0
null
null
null
null
null
1,784
help-10
9ea9d47c3097428692a8f9bf6e751e9a
456,226,577,798,135,800
Deleted User
04/09/2022 11:14:44
^
0
1
852,256,521,986,768,900
.,..
5649
dotcom
false
1,785
help-10
2f3a2ecebe8243a2aac9b5bd09a576aa
809,474,225,232,412,700
FivePixels
04/09/2022 12:32:33
Working on 102, I’m not sure how to continue. Do I plug in t between 0 and 2pi?
https://cdn.discordapp.c…386/IMG_3979.jpg
IMG_3979.jpg
1
0
null
null
null
null
null
1,785
help-10
2f3a2ecebe8243a2aac9b5bd09a576aa
809,474,225,232,412,700
FivePixels
04/09/2022 12:47:25
@Helpers
1
0
null
null
null
null
null
1,785
help-10
2f3a2ecebe8243a2aac9b5bd09a576aa
809,474,225,232,412,700
FivePixels
04/09/2022 13:20:57
@Helpers
1
0
null
null
null
null
null
1,785
help-10
2f3a2ecebe8243a2aac9b5bd09a576aa
510,789,298,321,096,700
TeXit
04/09/2022 14:24:22
**dackid**
https://cdn.discordapp.c…199989936128.png
178716199989936128.png
0
1
null
null
null
null
null
1,785
help-10
2f3a2ecebe8243a2aac9b5bd09a576aa
178,716,199,989,936,130
dackid
04/09/2022 14:25:24
The arclength formula of an ellipse is famously one that can not be solved directly, as there is no known antiderivative
0
1
null
null
null
null
null
1,785
help-10
2f3a2ecebe8243a2aac9b5bd09a576aa
510,789,298,321,096,700
TeXit
04/09/2022 14:26:42
**dackid**
https://cdn.discordapp.c…199989936128.png
178716199989936128.png
0
1
null
null
null
null
null
1,785
help-10
2f3a2ecebe8243a2aac9b5bd09a576aa
178,716,199,989,936,130
dackid
04/09/2022 15:14:43
.close
0
1
null
null
null
null
null
1,786
help-10
a3beb16dd3c14ffca5881dc40bff3410
678,005,762,517,106,700
Root
04/09/2022 15:30:13
if i have to integrate 1/(x^2 + 9)
1
0
null
null
null
null
null
1,786
help-10
a3beb16dd3c14ffca5881dc40bff3410
678,005,762,517,106,700
Root
04/09/2022 15:30:30
can i not just get the reciprocal and integrate that?
1
0
null
null
null
null
null
1,786
help-10
a3beb16dd3c14ffca5881dc40bff3410
678,005,762,517,106,700
Root
04/09/2022 15:30:41
or do i have to use substitution
1
0
null
null
null
null
null
1,786
help-10
a3beb16dd3c14ffca5881dc40bff3410
804,401,325,042,434,000
Max..
04/09/2022 15:33:44
Hear me out, you can substitute x=3u
0
1
null
null
null
null
null
1,786
help-10
a3beb16dd3c14ffca5881dc40bff3410
356,908,116,429,897,700
Kaynex
04/09/2022 15:33:58
No you can't just integrate the denominator haha
0
1
766,268,632,703,434,800
kinglacto
5676
kinglacto
false
1,786
help-10
a3beb16dd3c14ffca5881dc40bff3410
804,401,325,042,434,000
Max..
04/09/2022 15:34:08
Take out 1/9 and then you have the derivative of inverse tan
0
1
null
null
null
null
null
1,786
help-10
a3beb16dd3c14ffca5881dc40bff3410
804,401,325,042,434,000
Max..
04/09/2022 15:36:51
So $\int {\frac{1}{x^2+9}dx = \int {\frac{3}{9u^2+9}du = 3/9 \int {\frac{1}{u^2+1}du = 1/3arctan(u) +c = 1/3arctan(x/3) +c$
0
1
null
null
null
null
null
1,786
help-10
a3beb16dd3c14ffca5881dc40bff3410
510,789,298,321,096,700
TeXit
04/09/2022 15:37:18
**Max..** Compile Error! Click the :errors: reaction for more information. (You may edit your message to recompile.)
https://cdn.discordapp.c…325042434048.png
804401325042434048.png
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896,377,213,832,814,600
[DAn v2 P3] max
2835
[DAn v2 P3] max
false
1,786
help-10
a3beb16dd3c14ffca5881dc40bff3410
678,005,762,517,106,700
Root
04/09/2022 15:37:59
yeah well you see our professor told us nothing bout that so it would be pretty weird for me to use such method on a assignment
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a3beb16dd3c14ffca5881dc40bff3410
678,005,762,517,106,700
Root
04/09/2022 15:38:16
like ive got no clue what arctan is
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help-10
a3beb16dd3c14ffca5881dc40bff3410
804,401,325,042,434,000
Max..
04/09/2022 15:38:35
Well it only integrates to one function
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help-10
a3beb16dd3c14ffca5881dc40bff3410
804,401,325,042,434,000
Max..
04/09/2022 15:39:27
arctan = inverse tan
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help-10
a3beb16dd3c14ffca5881dc40bff3410
804,401,325,042,434,000
Max..
04/09/2022 15:39:34
tan^-1
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1
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help-10
a3beb16dd3c14ffca5881dc40bff3410
678,005,762,517,106,700
Root
04/09/2022 15:39:35
the actual question is a definite integral if that makes any difference
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1,786
help-10
a3beb16dd3c14ffca5881dc40bff3410
804,401,325,042,434,000
Max..
04/09/2022 15:39:55
Are the bounds in terms of pi?
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help-10
a3beb16dd3c14ffca5881dc40bff3410
678,005,762,517,106,700
Root
04/09/2022 15:39:56
sorry definite
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help-10
a3beb16dd3c14ffca5881dc40bff3410
678,005,762,517,106,700
Root
04/09/2022 15:40:01
no
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help-10
a3beb16dd3c14ffca5881dc40bff3410
678,005,762,517,106,700
Root
04/09/2022 15:40:11
the limits are 1 and 0
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help-10
a3beb16dd3c14ffca5881dc40bff3410
804,401,325,042,434,000
Max..
04/09/2022 15:40:15
You're missing a negative somewhere in the integral then
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help-10
a3beb16dd3c14ffca5881dc40bff3410
804,401,325,042,434,000
Max..
04/09/2022 15:40:32
1/(x^2-9) ?
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help-10
a3beb16dd3c14ffca5881dc40bff3410
678,005,762,517,106,700
Root
04/09/2022 15:40:38
oh whoops
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help-10
a3beb16dd3c14ffca5881dc40bff3410
678,005,762,517,106,700
Root
04/09/2022 15:40:41
yeah that not +
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help-10
a3beb16dd3c14ffca5881dc40bff3410
804,401,325,042,434,000
Max..
04/09/2022 15:40:43
That can be done via partial fractions
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help-10
a3beb16dd3c14ffca5881dc40bff3410
809,474,225,232,412,700
FivePixels
04/09/2022 15:41:36
@dackid So there is no perimeter formula of an ellipse?
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help-10
a3beb16dd3c14ffca5881dc40bff3410
809,474,225,232,412,700
FivePixels
04/09/2022 15:41:36
@dackid So there is no perimeter formula of an ellipse?
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help-10
a3beb16dd3c14ffca5881dc40bff3410
804,401,325,042,434,000
Max..
04/09/2022 15:42:41
$\int \frac{1}{ x^2-9}dx$ we can use the fact $\frac{1}{ x^2-9}= \frac{1}{ (x-3)(x+3)}= \frac{A}{ x+3}+\frac{B}{x-3}$
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help-10
a3beb16dd3c14ffca5881dc40bff3410
510,789,298,321,096,700
TeXit
04/09/2022 15:42:44
**Max..**
https://cdn.discordapp.c…325042434048.png
804401325042434048.png
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help-10
a3beb16dd3c14ffca5881dc40bff3410
804,401,325,042,434,000
Max..
04/09/2022 15:43:16
Then you can find A and B by reputting the fraction together and equalling the numerator
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help-10
a3beb16dd3c14ffca5881dc40bff3410
809,474,225,232,412,700
FivePixels
04/09/2022 15:43:22
Also @dackid, it asks for the area??
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help-10
a3beb16dd3c14ffca5881dc40bff3410
678,005,762,517,106,700
Root
04/09/2022 15:43:46
right yeah
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