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706
help-10
0eb542683da24dc3ba197a0f76eb3067
700,364,586,104,127,600
jeqx
02/15/2022 05:12:47
why do we need to put -7854? cant we just put 7854?
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help-10
0eb542683da24dc3ba197a0f76eb3067
700,364,586,104,127,600
jeqx
02/15/2022 05:12:56
since gcd(-7854,2772) = gcd(7854, 2772)
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help-10
0eb542683da24dc3ba197a0f76eb3067
764,418,895,410,364,400
aadi1209
02/15/2022 05:25:32
Yes. That is also absolutely correct.
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help-10
0eb542683da24dc3ba197a0f76eb3067
764,418,895,410,364,400
aadi1209
02/15/2022 05:26:07
But I was talking for the situation when you don't know about this Relationship.
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764,418,895,410,364,400
aadi1209
02/15/2022 05:26:36
In that case you will go through fundamentals only.
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aadi1209
02/15/2022 05:34:53
@jeqx did you get it?
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aadi1209
02/15/2022 05:35:32
You can close the channel if you have no doubts remaining
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help-10
3f1ecca744274aa698db2109845e6111
700,364,586,104,127,600
jeqx
02/15/2022 06:02:50
.reopen
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3f1ecca744274aa698db2109845e6111
700,364,586,104,127,600
jeqx
02/15/2022 06:03:03
@aadi1209 do you mean like this bro ?
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help-10
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700,364,586,104,127,600
jeqx
02/15/2022 06:04:01
https://cdn.discordapp.c…2c52b46974b1.jpg
78a52623-cca5-40ae-94b9-2c52b46974b1.jpg
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764,418,895,410,364,400
aadi1209
02/15/2022 06:16:10
Yes that is also correct.
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jeqx
02/15/2022 06:18:41
So the whole thing is correct? Because in the end i change the 191 to become -191
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help-10
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764,418,895,410,364,400
aadi1209
02/15/2022 06:20:13
Yes. You changed -8 . And that is acceptable. Because all you need to care about is that "the coefficients should be integers"
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help-10
3f1ecca744274aa698db2109845e6111
700,364,586,104,127,600
jeqx
02/15/2022 06:20:52
Sorry what do you mean by i changed 8 ya?
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help-10
3f1ecca744274aa698db2109845e6111
700,364,586,104,127,600
jeqx
02/15/2022 06:20:56
Im confused
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7347
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aadi1209
02/15/2022 06:24:54
In the last line where you have changed 191 into - 191 You also had to change coefficient of 191 ( before it was - 8 now it has to be 8 because you have given its minus sign to 191)
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1
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help-10
3f1ecca744274aa698db2109845e6111
700,364,586,104,127,600
jeqx
02/15/2022 06:32:05
So if my final ans is + (-8) x 191
1
0
null
null
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null
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707
help-10
3f1ecca744274aa698db2109845e6111
700,364,586,104,127,600
jeqx
02/15/2022 06:32:13
Then it will be wrong right?
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764,418,895,410,364,400
aadi1209
02/15/2022 06:32:37
Yeas.
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help-10
3f1ecca744274aa698db2109845e6111
764,418,895,410,364,400
aadi1209
02/15/2022 06:33:05
Your question is for - 191 not for 191
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help-10
3f1ecca744274aa698db2109845e6111
764,418,895,410,364,400
aadi1209
02/15/2022 06:33:24
So you should write in terms of - 191
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3f1ecca744274aa698db2109845e6111
764,418,895,410,364,400
aadi1209
02/15/2022 06:33:44
At the end.
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help-10
3f1ecca744274aa698db2109845e6111
700,364,586,104,127,600
jeqx
02/15/2022 06:35:13
Oh i seee so we just need to change the sign based on the question
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help-10
ec917a71c0a94a019d122d63c48d7fc7
893,488,479,823,102,100
『𝐋𝐅𝐀』! Eɳϝσɾƈҽɾ 🇮🇳
02/15/2022 07:29:57
https://cdn.discordapp.c…2628/unknown.png
unknown.png
1
0
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help-10
ec917a71c0a94a019d122d63c48d7fc7
893,488,479,823,102,100
『𝐋𝐅𝐀』! Eɳϝσɾƈҽɾ 🇮🇳
02/15/2022 07:30:08
help pls
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ec917a71c0a94a019d122d63c48d7fc7
507,547,814,562,365,440
STEAL.GEN
02/15/2022 07:36:59
What exactly u need help with ?
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507,547,814,562,365,440
STEAL.GEN
02/15/2022 07:37:07
Simplify it or ?
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help-10
ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:15:10
https://cdn.discordapp.c…7092/unknown.png
unknown.png
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1
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ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:15:11
hi, im very confused about this question. i don't have any work yet cuz i am completely stumped. my professor isnt the best and teaching these things
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Kaynex
02/15/2022 08:18:48
I don't know what your book may mean by "type I" "type II" "type III" these aren't standard afaik
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help-10
ec917a71c0a94a019d122d63c48d7fc7
356,908,116,429,897,700
Kaynex
02/15/2022 08:19:01
Happen to have those anywhere?
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help-10
ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:19:25
> §2.2, §3.1 from Linear Algebra with Applications, by Steven J. Leon, Pearson, 9th or 10th Ed.
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1
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help-10
ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:19:41
(i dont have the textbook on hand)
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help-10
ec917a71c0a94a019d122d63c48d7fc7
186,109,587,366,215,680
Omegabet_
02/15/2022 08:20:11
Well we can't help if you can't tell us which elem matrix is which
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help-10
ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:20:47
i dont know what it means either
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help-10
ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:20:49
._.
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help-10
ec917a71c0a94a019d122d63c48d7fc7
186,109,587,366,215,680
Omegabet_
02/15/2022 08:20:49
Since it's required to know which is swapping, which is scaling, and which is adding a scaled version
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help-10
ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:21:12
i guess its equivalent to I1, I2, and I3 types
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1
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709
help-10
ec917a71c0a94a019d122d63c48d7fc7
186,109,587,366,215,680
Omegabet_
02/15/2022 08:21:14
Welp, come back when you have your textbook to look them up
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help-10
ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:21:15
ive seen those
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help-10
ec917a71c0a94a019d122d63c48d7fc7
186,109,587,366,215,680
Omegabet_
02/15/2022 08:21:41
No clue what I1,2,3 types are
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help-10
ec917a71c0a94a019d122d63c48d7fc7
186,109,587,366,215,680
Omegabet_
02/15/2022 08:21:47
Nor what you would be referring to
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help-10
ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:22:10
> Definition: An n × n elementary matrix of type I, type II, or type III is a matrix obtained from the identity matrix In by performing a single elementary row operation (or a single elementary column operation) of type I, II, or III respectively. Theorem 2.5: Let A be an m × n matrix.
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help-10
ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:22:24
there
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1
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help-10
ec917a71c0a94a019d122d63c48d7fc7
186,109,587,366,215,680
Omegabet_
02/15/2022 08:23:21
Ok.... which ERO is "Type 1,2,3" then?
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help-10
ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:24:58
any ERO
0
1
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709
help-10
ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:25:16
identity matrix I1 for example is a 1 x 1 matrix
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1
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709
help-10
ec917a71c0a94a019d122d63c48d7fc7
186,109,587,366,215,680
Omegabet_
02/15/2022 08:25:18
....
0
1
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709
help-10
ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:25:20
I2 would be a 2 x 2 matrix
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1
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help-10
ec917a71c0a94a019d122d63c48d7fc7
186,109,587,366,215,680
Omegabet_
02/15/2022 08:25:28
Can you answer what I asked??
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help-10
ec917a71c0a94a019d122d63c48d7fc7
186,109,587,366,215,680
Omegabet_
02/15/2022 08:25:41
What ERO is a "type 1 ERO"?
0
1
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help-10
ec917a71c0a94a019d122d63c48d7fc7
186,109,587,366,215,680
Omegabet_
02/15/2022 08:26:26
cause identity matrices don't have "types"
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709
help-10
ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:26:37
https://cdn.discordapp.c…7762/unknown.png
unknown.png
0
1
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null
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709
help-10
ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:26:42
this??
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help-10
ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:26:43
idk
0
1
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help-10
ec917a71c0a94a019d122d63c48d7fc7
186,109,587,366,215,680
Omegabet_
02/15/2022 08:26:43
**finally**
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help-10
ec917a71c0a94a019d122d63c48d7fc7
186,109,587,366,215,680
Omegabet_
02/15/2022 08:27:14
So yeah, E_1 swaps rows, E_2 scales rows, and E_3 adds scaled rows
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709
help-10
ec917a71c0a94a019d122d63c48d7fc7
186,109,587,366,215,680
Omegabet_
02/15/2022 08:27:38
so det(E_1)= what? det(E_2)=what? (Given it scales the 2nd row by 3) and det(E_3)=what?
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help-10
ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:28:44
ummm
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help-10
ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:29:04
ok i think i understand
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help-10
ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:40:06
!close
0
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709
help-10
ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:40:12
oh.
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help-10
ec917a71c0a94a019d122d63c48d7fc7
608,148,009,213,100,000
Emily _
02/15/2022 08:40:18
.close
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710
help-10
344089a796774c3aa0821aee656c7e61
563,798,837,995,503,600
bigney
02/15/2022 08:53:30
Mason had $40 in his bank account when he started to save $15 each week. Write an equation to represent the total amount, A dollars, he had in his account after w weeks.
1
0
null
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null
null
710
help-10
344089a796774c3aa0821aee656c7e61
485,903,210,272,391,200
dldh06
02/15/2022 09:08:53
@bigney
0
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710
help-10
344089a796774c3aa0821aee656c7e61
563,798,837,995,503,600
bigney
02/15/2022 09:09:15
.close
1
0
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null
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711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
264,472,398,596,669,440
chxn
02/15/2022 09:10:53
https://cdn.discordapp.c…8868/unknown.png
unknown.png
1
0
null
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null
null
711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
264,472,398,596,669,440
chxn
02/15/2022 09:11:41
From what I understand a is 1 and 3 because those are the 0’s of s’(t)
1
0
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711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
264,472,398,596,669,440
chxn
02/15/2022 09:11:51
I am very confused on the rest
1
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711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
264,472,398,596,669,440
chxn
02/15/2022 09:12:14
I would think b is s(3) - s(0) but the answer makes no sense to me
1
0
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711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
356,908,116,429,897,700
Kaynex
02/15/2022 09:39:25
,w graph -x^3 + 6x^2 - 9x - 4
0
1
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null
null
null
711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
510,789,298,321,096,700
TeXit
02/15/2022 09:39:27
0
1
null
null
null
null
null
711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
356,908,116,429,897,700
Kaynex
02/15/2022 09:39:40
,w graph -x^3 + 6x^2 - 9x - 4
0
1
null
null
null
null
null
711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
510,789,298,321,096,700
TeXit
02/15/2022 09:39:41
0
1
null
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null
711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
356,908,116,429,897,700
Kaynex
02/15/2022 09:39:45
Huh okay then
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1
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711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
356,908,116,429,897,700
Kaynex
02/15/2022 09:40:53
https://cdn.discordapp.c…o_Calculator.jpg
Screenshot_20220215-094049_Algeo_Calculator.jpg
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1
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null
null
null
null
711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
356,908,116,429,897,700
Kaynex
02/15/2022 09:41:19
So I remember you getting something like -8 for b. Are you still getting that?
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563,798,837,995,503,600
bigney
1339
bigney
false
711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
356,908,116,429,897,700
Kaynex
02/15/2022 09:43:01
Looking at the graph, what are s(0) and s(3)?
0
1
null
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711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
264,472,398,596,669,440
chxn
02/15/2022 10:15:18
s(0) and s(3) = -4z s(3) - s(0) -4 - (-4) = 0
1
0
null
null
null
null
null
711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
264,472,398,596,669,440
chxn
02/15/2022 10:15:27
wait no so its 0?
1
0
null
null
null
null
null
711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
264,472,398,596,669,440
chxn
02/15/2022 10:15:46
that still doesn’t feel right tho
1
0
null
null
null
null
null
711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
264,472,398,596,669,440
chxn
02/15/2022 10:16:01
Actually nvm it kinds makes sense
1
0
null
null
null
null
null
711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
264,472,398,596,669,440
chxn
02/15/2022 10:16:15
x = t(time)
1
0
null
null
null
null
null
711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
264,472,398,596,669,440
chxn
02/15/2022 10:16:35
So according to displacement from 0 to 3 seconds it did not change from -4
1
0
null
null
null
null
null
711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
264,472,398,596,669,440
chxn
02/15/2022 10:16:45
So displacement would be 0
1
0
null
null
null
null
null
711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
264,472,398,596,669,440
chxn
02/15/2022 10:16:55
and distance?
1
0
null
null
null
null
null
711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
261,933,205,387,477,000
riemann
02/15/2022 13:16:27
$s(t)$ is distance. for a time delta between two times $t_2$ and $t_1$ with $t_1 < t_2$ $\textrm{displacement} = s(t_2) - s(t_1)$
0
1
null
null
null
null
null
711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
510,789,298,321,096,700
TeXit
02/15/2022 13:16:30
**riemann**
https://cdn.discordapp.c…205387477002.png
261933205387477002.png
0
1
null
null
null
null
null
711
help-10
5824cd458c5c454fbfc58cb867dd5d7b
264,472,398,596,669,440
chxn
02/15/2022 16:09:44
.close
1
0
null
null
null
null
null
712
help-10
6ccd1be1faa248418aa999de913e6eca
145,711,995,965,014,000
goldhawk
02/15/2022 16:13:17
https://cdn.discordapp.c…t_4.13.14_PM.png
Screen_Shot_2022-02-15_at_4.13.14_PM.png
1
0
null
null
null
null
null
712
help-10
6ccd1be1faa248418aa999de913e6eca
791,878,735,862,693,900
グラナイト
02/15/2022 16:23:31
:uwucat: https://www.wikiwand.com/en/Factorial read this and you should be fine
0
1
null
null
null
null
null
713
help-10
4e8d50a9223f43f29df7a9ae7c9c4d9e
835,558,412,833,914,900
lostsoul
11/07/2021 06:41:56
https://cdn.discordapp.c…122/IMG_1083.jpg
IMG_1083.jpg
1
0
null
null
null
null
null
713
help-10
4e8d50a9223f43f29df7a9ae7c9c4d9e
760,895,173,307,138,000
DoubleG
11/07/2021 06:44:56
Help, someone ?
0
1
null
null
null
null
null
713
help-10
4e8d50a9223f43f29df7a9ae7c9c4d9e
835,558,412,833,914,900
lostsoul
11/07/2021 06:46:12
Helllpppp
1
0
null
null
null
null
null
713
help-10
4e8d50a9223f43f29df7a9ae7c9c4d9e
835,558,412,833,914,900
lostsoul
11/07/2021 06:46:17
@Helpers
1
0
null
null
null
null
null
713
help-10
4e8d50a9223f43f29df7a9ae7c9c4d9e
835,558,412,833,914,900
lostsoul
11/07/2021 06:53:10
@Helpers
1
0
null
null
null
null
null
713
help-10
4e8d50a9223f43f29df7a9ae7c9c4d9e
835,558,412,833,914,900
lostsoul
11/07/2021 07:02:24
@Helpers
1
0
null
null
null
null
null
713
help-10
4e8d50a9223f43f29df7a9ae7c9c4d9e
488,673,126,532,775,940
Phaseloli666
11/07/2021 07:13:19
Don't spam the ping
0
1
null
null
null
null
null
713
help-10
4e8d50a9223f43f29df7a9ae7c9c4d9e
835,558,412,833,914,900
lostsoul
11/07/2021 07:22:37
I am doing it after 15 minutes
1
0
null
null
null
null
null
713
help-10
4e8d50a9223f43f29df7a9ae7c9c4d9e
835,558,412,833,914,900
lostsoul
11/07/2021 07:22:50
Because no one is answering
1
0
null
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null