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205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
186,109,587,366,215,680
Omegabet_
01/27/2022 13:58:02
T[1,0,1] doesnt map appropriately under Av
0
1
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null
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205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
898,472,021,061,685,200
thatsawesome
01/27/2022 14:02:39
So the matrix should be T(1 0 1) T(0 1 0) T(0 1 1) in that order?
1
0
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null
205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
186,109,587,366,215,680
Omegabet_
01/27/2022 14:05:06
no, T[1,0,1] != A[1,0,1].
0
1
null
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null
205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
898,472,021,061,685,200
thatsawesome
01/27/2022 14:09:37
I’m apologize for asking but I don’t understand how we can deduce that it doesn’t map appropriately?
1
0
null
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null
205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
321,445,119,171,756,000
Shuri2060
01/27/2022 14:10:20
https://cdn.discordapp.c…477/IMG_0308.png
IMG_0308.png
0
1
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205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
321,445,119,171,756,000
Shuri2060
01/27/2022 14:10:33
If those were the basis vectors, that's what you'd get
0
1
null
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null
null
205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
321,445,119,171,756,000
Shuri2060
01/27/2022 14:10:35
agreed?
0
1
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205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
321,445,119,171,756,000
Shuri2060
01/27/2022 14:10:48
T(e_1) = T(e_2) = T(e_3) =
0
1
null
null
null
null
null
205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
321,445,119,171,756,000
Shuri2060
01/27/2022 14:10:51
Supposing this was the question.
0
1
null
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null
null
205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
898,472,021,061,685,200
thatsawesome
01/27/2022 14:11:04
Right
1
0
null
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null
null
205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
321,445,119,171,756,000
Shuri2060
01/27/2022 14:11:52
So it's unlikely this same matrix is what'd you get with those vectors
0
1
null
null
null
null
null
205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
321,445,119,171,756,000
Shuri2060
01/27/2022 14:12:02
(pretty sure we can show this is basically impossible, but don't quote me)
0
1
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205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
898,472,021,061,685,200
thatsawesome
01/27/2022 14:13:17
Ah, so it really comes down to the fact that e1 != 0 1 0 and e2 != 1 0 1, etc
1
0
null
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null
null
205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
321,445,119,171,756,000
Shuri2060
01/27/2022 14:14:03
Ok I think I have an argument for why it's impossible or maybe not quite yet
0
1
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205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
186,109,587,366,215,680
Omegabet_
01/27/2022 14:20:44
The claim is that for any v, $T[v]=Av$
0
1
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null
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null
205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
510,789,298,321,096,700
TeXit
01/27/2022 14:20:46
**Mosh**
https://cdn.discordapp.c…587366215691.png
186109587366215691.png
0
1
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205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
186,109,587,366,215,680
Omegabet_
01/27/2022 14:21:05
however you attempt that for any of the basis vectors provided, you get something that doesn't work
0
1
null
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205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
321,445,119,171,756,000
Shuri2060
01/27/2022 14:21:25
Yh that's better lol
0
1
null
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null
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null
205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
321,445,119,171,756,000
Shuri2060
01/27/2022 14:22:02
Try A times column(0, 1, 0) and there will be problems
0
1
null
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null
null
null
205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
898,472,021,061,685,200
thatsawesome
01/27/2022 14:27:03
Ahhh okay yeah
1
0
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null
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205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
898,472,021,061,685,200
thatsawesome
01/27/2022 14:27:11
That makes more sense, Ty all sm
1
0
null
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205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
898,472,021,061,685,200
thatsawesome
01/27/2022 14:27:14
!close
1
0
null
null
null
null
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205,686
help-1
9f8c147e40a34bc99b1cb92fd205b545
898,472,021,061,685,200
thatsawesome
01/27/2022 14:27:17
.close
1
0
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null
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205,687
help-1
c0fb59734f5b414aba737fadc33730b8
485,761,371,397,554,240
HenTie
12/22/2021 09:48:26
https://cdn.discordapp.c…6756/unknown.png
unknown.png
1
0
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null
null
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205,687
help-1
c0fb59734f5b414aba737fadc33730b8
485,761,371,397,554,240
HenTie
12/22/2021 09:48:35
ik how to construct the first equation from the remainder. you end up with 4a-2b=16 but idk what to do with the second pasrt knowing the factor
1
0
null
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null
null
null
205,687
help-1
c0fb59734f5b414aba737fadc33730b8
328,019,240,898,789,400
dino dik
12/22/2021 09:52:06
If it's a factor then it leaves a remainder of 0 when divided
0
1
null
null
null
null
null
205,687
help-1
c0fb59734f5b414aba737fadc33730b8
328,019,240,898,789,400
dino dik
12/22/2021 09:52:48
You can use the same process as what you did for your first equation
0
1
null
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null
null
null
205,687
help-1
c0fb59734f5b414aba737fadc33730b8
485,761,371,397,554,240
HenTie
12/22/2021 09:55:15
wait
1
0
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null
null
null
205,687
help-1
c0fb59734f5b414aba737fadc33730b8
485,761,371,397,554,240
HenTie
12/22/2021 09:55:51
omg :pandaHmm:
1
0
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null
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205,687
help-1
c0fb59734f5b414aba737fadc33730b8
485,761,371,397,554,240
HenTie
12/22/2021 09:56:08
i was for some reason trying to find the other quadratic formula
1
0
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null
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205,687
help-1
c0fb59734f5b414aba737fadc33730b8
485,761,371,397,554,240
HenTie
12/22/2021 09:56:12
my brain went soft
1
0
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205,687
help-1
c0fb59734f5b414aba737fadc33730b8
485,761,371,397,554,240
HenTie
12/22/2021 09:56:20
thanks idk how i missed that
1
0
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205,687
help-1
c0fb59734f5b414aba737fadc33730b8
328,019,240,898,789,400
dino dik
12/22/2021 09:56:29
np ^^
0
1
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205,687
help-1
c0fb59734f5b414aba737fadc33730b8
485,761,371,397,554,240
HenTie
12/22/2021 09:56:34
.close
1
0
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205,688
help-1
93fd6eb206bc40d78b44c187d43da48d
200,451,257,566,101,500
dn
01/27/2022 15:03:29
if the pronbability to a test to be falsely positive for a drug is 0.001. If X is being on the drug and Y is a positive test, then what is the prob statement as a conditional probability?
1
0
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help-1
93fd6eb206bc40d78b44c187d43da48d
200,451,257,566,101,500
dn
01/27/2022 15:15:52
@Helpers
1
0
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205,688
help-1
93fd6eb206bc40d78b44c187d43da48d
200,451,257,566,101,500
dn
01/27/2022 15:25:41
anyone please
1
0
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205,688
help-1
93fd6eb206bc40d78b44c187d43da48d
265,853,506,664,136,700
ScapeProf
01/27/2022 15:27:31
Missing information
0
1
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205,688
help-1
93fd6eb206bc40d78b44c187d43da48d
200,451,257,566,101,500
dn
01/27/2022 15:35:18
thats all im given
1
0
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205,688
help-1
93fd6eb206bc40d78b44c187d43da48d
200,451,257,566,101,500
dn
01/27/2022 15:35:19
@ScapeProf
1
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205,688
help-1
93fd6eb206bc40d78b44c187d43da48d
200,451,257,566,101,500
dn
01/27/2022 15:35:24
what could be missing
1
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205,688
help-1
93fd6eb206bc40d78b44c187d43da48d
265,853,506,664,136,700
ScapeProf
01/27/2022 15:37:00
What does prob statement even mean?
0
1
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null
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205,688
help-1
93fd6eb206bc40d78b44c187d43da48d
265,853,506,664,136,700
ScapeProf
01/27/2022 15:38:09
If its asking for a probability you are missing information on number of people
0
1
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null
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205,688
help-1
93fd6eb206bc40d78b44c187d43da48d
265,853,506,664,136,700
ScapeProf
01/27/2022 15:38:19
And prob of false negative
0
1
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null
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205,688
help-1
93fd6eb206bc40d78b44c187d43da48d
200,451,257,566,101,500
dn
01/27/2022 16:02:09
conditional probability statement
1
0
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null
null
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205,688
help-1
93fd6eb206bc40d78b44c187d43da48d
265,853,506,664,136,700
ScapeProf
01/27/2022 16:04:12
Again, what does that mean?
0
1
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205,689
help-1
42879041b54645d1b888df2687a215bb
189,360,428,298,666,000
shred
01/27/2022 16:22:30
π' is vertical to plane π and has line p in him (idk how to translate this to english but the line p is laying in the plane π')
https://cdn.discordapp.c…5921/unknown.png
unknown.png
1
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help-1
42879041b54645d1b888df2687a215bb
189,360,428,298,666,000
shred
01/27/2022 16:38:00
@Helpers
1
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205,689
help-1
42879041b54645d1b888df2687a215bb
189,360,428,298,666,000
shred
01/27/2022 16:51:37
https://tenor.com/view/this-is-fine-fire-house-burning-okay-gif-5263684
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help-1
42879041b54645d1b888df2687a215bb
381,971,715,296,722,940
ELeonardo
01/27/2022 16:58:06
Hello, what's your question? Do you have to show whether p is contained in π or not?
0
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205,689
help-1
42879041b54645d1b888df2687a215bb
189,360,428,298,666,000
shred
01/27/2022 16:59:29
oh i forgot to write
1
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205,689
help-1
42879041b54645d1b888df2687a215bb
189,360,428,298,666,000
shred
01/27/2022 16:59:47
i have to find the other plane, π'
1
0
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205,689
help-1
42879041b54645d1b888df2687a215bb
189,360,428,298,666,000
shred
01/27/2022 17:02:42
i edited the msg above btw, the line p is contained in the plane π' and the plane π' is vertical to π
1
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205,689
help-1
42879041b54645d1b888df2687a215bb
381,971,715,296,722,940
ELeonardo
01/27/2022 17:03:26
You have to find a vector N that is perpendicular to both the normal vector of π and the direction vector of p
0
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205,689
help-1
42879041b54645d1b888df2687a215bb
381,971,715,296,722,940
ELeonardo
01/27/2022 17:03:48
This vector N is the normal vector of π'
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help-1
42879041b54645d1b888df2687a215bb
189,360,428,298,666,000
shred
01/27/2022 17:05:57
so like one by one, cause i think i know how to find a vector thats perpendicualr to the other, but im not sure how to do it to both in the same time
1
0
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help-1
42879041b54645d1b888df2687a215bb
189,360,428,298,666,000
shred
01/27/2022 17:06:01
if you know what i mean
1
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help-1
42879041b54645d1b888df2687a215bb
189,360,428,298,666,000
shred
01/27/2022 17:06:33
cause it can be perpendicular to the plane in few ways
1
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help-1
42879041b54645d1b888df2687a215bb
381,971,715,296,722,940
ELeonardo
01/27/2022 17:08:10
The plane π' must be perpendicular to both plane π and line p, so the normal vector of π' must be perpendicular to the normal vector of π, and it also must be perpendicular to the direction of p
0
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help-1
42879041b54645d1b888df2687a215bb
381,971,715,296,722,940
ELeonardo
01/27/2022 17:08:22
Remember what you get with cross product
0
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205,689
help-1
42879041b54645d1b888df2687a215bb
189,360,428,298,666,000
shred
01/27/2022 17:09:35
yeah its 0
1
0
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205,689
help-1
42879041b54645d1b888df2687a215bb
381,971,715,296,722,940
ELeonardo
01/27/2022 17:10:09
No I mean, how is the cross product of 2 vectors related to those 2 vectors?
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help-1
42879041b54645d1b888df2687a215bb
189,360,428,298,666,000
shred
01/27/2022 17:12:19
im not sure, scalar product or vector?
1
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help-1
42879041b54645d1b888df2687a215bb
381,971,715,296,722,940
ELeonardo
01/27/2022 17:12:56
vector
0
1
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help-1
42879041b54645d1b888df2687a215bb
381,971,715,296,722,940
ELeonardo
01/27/2022 17:13:05
which is the cross product
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205,689
help-1
42879041b54645d1b888df2687a215bb
189,360,428,298,666,000
shred
01/27/2022 17:13:21
oh im not used to the english terms 😄
1
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help-1
42879041b54645d1b888df2687a215bb
189,360,428,298,666,000
shred
01/27/2022 17:13:33
if they are perpendicular it will be 0
1
0
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205,689
help-1
42879041b54645d1b888df2687a215bb
189,360,428,298,666,000
shred
01/27/2022 17:15:53
so i got direction vector of line p
1
0
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help-1
42879041b54645d1b888df2687a215bb
189,360,428,298,666,000
shred
01/27/2022 17:16:24
am i supposed to croos product it with the normal vector of π'
1
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205,689
help-1
42879041b54645d1b888df2687a215bb
381,971,715,296,722,940
ELeonardo
01/27/2022 17:17:08
No, the normal vector of π' is what you have to find
0
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205,689
help-1
42879041b54645d1b888df2687a215bb
381,971,715,296,722,940
ELeonardo
01/27/2022 17:18:27
The vector product of 2 vectors has a special property related to those 2 vectors, maybe you should check the definition of vector product so you understand what you can do in this kind of problems
0
1
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205,689
help-1
42879041b54645d1b888df2687a215bb
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shred
01/27/2022 17:20:19
yeah i know im supposed to find it, i know that normal vector of π' is perpendicular to the normal vector of π and the direction vector of line p. isnt the vector product of 2 vectors that are perpendicular 0?
1
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help-1
42879041b54645d1b888df2687a215bb
189,360,428,298,666,000
shred
01/27/2022 17:24:50
oh its 1
1
0
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help-1
42879041b54645d1b888df2687a215bb
189,360,428,298,666,000
shred
01/27/2022 17:24:52
bruh
1
0
510,789,298,321,096,700
TeXit
0796
TeXit
true
205,689
help-1
42879041b54645d1b888df2687a215bb
189,360,428,298,666,000
shred
01/27/2022 17:47:14
i still dont know what to do, i have found the normal vector of π and direction vecotr of p
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help-1
42879041b54645d1b888df2687a215bb
775,189,453,731,266,600
☔𝕽𝔞𝖎𝔫🝮2𝕽𝔞𝖗𝔢☔
01/27/2022 19:22:54
Uhh I need help with dividing Radicals plsss😩
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help-1
46e58135725e43d182242f5a520ef32e
456,226,577,798,135,800
Deleted User
01/27/2022 20:26:41
@Helpers
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46e58135725e43d182242f5a520ef32e
485,903,210,272,391,200
dldh06
01/27/2022 20:28:05
One, you didn't post anything Two, you have to wait at least 15 minutes before pinging helpers
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help-1
46e58135725e43d182242f5a520ef32e
456,226,577,798,135,800
Deleted User
01/27/2022 20:28:13
Sorry.
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help-1
46e58135725e43d182242f5a520ef32e
456,226,577,798,135,800
Deleted User
01/27/2022 20:28:24
I do actually need help 😅
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205,690
help-1
46e58135725e43d182242f5a520ef32e
485,903,210,272,391,200
dldh06
01/27/2022 20:28:43
https://cdn.discordapp.c…3157/unknown.png
unknown.png
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help-1
46e58135725e43d182242f5a520ef32e
456,226,577,798,135,800
Deleted User
01/27/2022 20:32:13
Alex brought some chips and Gatorade for his class party. He brought a total of 32 items. Each bag of chips cost $0.75 and each bottle of Gatorade cost $2.19. He spent a total of $39.84. How many bags of chips and how many bottles of Gatorade did he buy? Write a system of equations that can be used to determine the nu...
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help-1
46e58135725e43d182242f5a520ef32e
485,903,210,272,391,200
dldh06
01/27/2022 20:32:56
Do you know how to make a system of equations?
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help-1
46e58135725e43d182242f5a520ef32e
456,226,577,798,135,800
Deleted User
01/27/2022 20:33:18
... I wouldn't say I do
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help-1
46e58135725e43d182242f5a520ef32e
485,903,210,272,391,200
dldh06
01/27/2022 20:33:56
You can make two equations with that statement, one relating the number of items and one relating the total cost
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help-1
46e58135725e43d182242f5a520ef32e
456,226,577,798,135,800
Deleted User
01/27/2022 20:35:21
... so like 0.75 × the number of chips = the total or something?
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help-1
46e58135725e43d182242f5a520ef32e
485,903,210,272,391,200
dldh06
01/27/2022 20:36:03
It's chips and a drink
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help-1
46e58135725e43d182242f5a520ef32e
456,226,577,798,135,800
Deleted User
01/27/2022 20:38:31
OH UM
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help-1
46e58135725e43d182242f5a520ef32e
456,226,577,798,135,800
Deleted User
01/27/2022 20:39:22
0.75c.... + 2.19g= 39.84
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help-1
46e58135725e43d182242f5a520ef32e
485,903,210,272,391,200
dldh06
01/27/2022 20:39:29
Yes
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help-1
46e58135725e43d182242f5a520ef32e
485,903,210,272,391,200
dldh06
01/27/2022 20:39:36
That's relating the cost
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help-1
46e58135725e43d182242f5a520ef32e
485,903,210,272,391,200
dldh06
01/27/2022 20:39:55
Now you have to relate the total amount of items
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help-1
46e58135725e43d182242f5a520ef32e
456,226,577,798,135,800
Deleted User
01/27/2022 20:43:09
32 divided by something?
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help-1
46e58135725e43d182242f5a520ef32e
485,903,210,272,391,200
dldh06
01/27/2022 20:43:47
The sum of both items totals to 32
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help-1
46e58135725e43d182242f5a520ef32e
485,903,210,272,391,200
dldh06
01/27/2022 20:43:53
Does that help?
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help-1
46e58135725e43d182242f5a520ef32e
456,226,577,798,135,800
Deleted User
01/27/2022 20:44:59
There are more chips than Gatorade then?
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help-1
46e58135725e43d182242f5a520ef32e
485,903,210,272,391,200
dldh06
01/27/2022 20:45:28
I'm saying that you have to create an equation that's based on the sum of chips and drinks
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help-1
46e58135725e43d182242f5a520ef32e
485,903,210,272,391,200
dldh06
01/27/2022 20:45:33
And that adds to 32
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help-1
46e58135725e43d182242f5a520ef32e
456,226,577,798,135,800
Deleted User
01/27/2022 20:52:49
Is any of this working?
https://cdn.discordapp.c…20127_205219.jpg
20220127_205219.jpg
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help-1
46e58135725e43d182242f5a520ef32e
485,903,210,272,391,200
dldh06
01/27/2022 20:53:53
,rotate
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