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205,504
help-1
8bcaf31c1b044b6297bb6029a0ec1aad
453,620,346,185,318,400
JKLROZ
01/18/2022 23:43:52
https://cdn.discordapp.c…4369/unknown.png
unknown.png
1
0
null
null
null
null
null
205,504
help-1
8bcaf31c1b044b6297bb6029a0ec1aad
551,269,104,800,104,450
EndTimes
01/18/2022 23:49:23
$c_{ij} = \sum_{k=1}^n a_{ik}b_{kj}$
0
1
null
null
null
null
null
205,504
help-1
8bcaf31c1b044b6297bb6029a0ec1aad
510,789,298,321,096,700
TeXit
01/18/2022 23:49:26
**EndTimes**
https://cdn.discordapp.c…104800104449.png
551269104800104449.png
0
1
null
null
null
null
null
205,504
help-1
8bcaf31c1b044b6297bb6029a0ec1aad
481,266,434,635,202,560
KillerWhale2498
01/18/2022 23:49:32
pretty easy, check all of them by hand
0
1
null
null
null
null
null
205,504
help-1
8bcaf31c1b044b6297bb6029a0ec1aad
481,266,434,635,202,560
KillerWhale2498
01/18/2022 23:49:36
and match it with AB
0
1
null
null
null
null
null
205,504
help-1
8bcaf31c1b044b6297bb6029a0ec1aad
453,620,346,185,318,400
JKLROZ
01/18/2022 23:54:36
.close
1
0
null
null
null
null
null
205,505
help-1
99e2b15f9313405b9eab971989fe4d44
869,532,694,688,706,600
EpsilonNought
01/19/2022 00:06:18
With ?
1
0
null
null
null
null
null
205,505
help-1
99e2b15f9313405b9eab971989fe4d44
200,013,547,491,688,450
a disappointing son
01/19/2022 00:06:54
sending your work isn't very specific
0
1
null
null
null
null
null
205,505
help-1
99e2b15f9313405b9eab971989fe4d44
200,013,547,491,688,450
a disappointing son
01/19/2022 00:06:58
what are you having trouble with
0
1
321,445,119,171,756,000
Shuri2060
9525
a μ-er
false
205,505
help-1
99e2b15f9313405b9eab971989fe4d44
200,013,547,491,688,450
a disappointing son
01/19/2022 00:07:01
tell us what you've tried
0
1
null
null
null
null
null
205,505
help-1
99e2b15f9313405b9eab971989fe4d44
869,532,694,688,706,600
EpsilonNought
01/19/2022 00:07:10
Lol
1
0
null
null
null
null
null
205,505
help-1
99e2b15f9313405b9eab971989fe4d44
200,013,547,491,688,450
a disappointing son
01/19/2022 00:07:10
.
0
1
null
null
null
null
null
205,505
help-1
99e2b15f9313405b9eab971989fe4d44
869,532,694,688,706,600
EpsilonNought
01/19/2022 00:07:17
Do u know what is a linear function
1
0
null
null
null
null
null
205,505
help-1
99e2b15f9313405b9eab971989fe4d44
869,532,694,688,706,600
EpsilonNought
01/19/2022 00:07:22
And non-linear function
1
0
null
null
null
null
null
205,505
help-1
99e2b15f9313405b9eab971989fe4d44
200,013,547,491,688,450
a disappointing son
01/19/2022 00:07:42
you've tried all of it?\
0
1
null
null
null
null
null
205,505
help-1
99e2b15f9313405b9eab971989fe4d44
869,532,694,688,706,600
EpsilonNought
01/19/2022 00:07:47
Bruh
1
0
null
null
null
null
null
205,505
help-1
99e2b15f9313405b9eab971989fe4d44
200,013,547,491,688,450
a disappointing son
01/19/2022 00:07:48
show us your work
0
1
null
null
null
null
null
205,505
help-1
99e2b15f9313405b9eab971989fe4d44
869,532,694,688,706,600
EpsilonNought
01/19/2022 00:07:56
He means he doesn’t know anything
1
0
null
null
null
null
null
205,505
help-1
99e2b15f9313405b9eab971989fe4d44
869,532,694,688,706,600
EpsilonNought
01/19/2022 00:07:58
So he tried nothing
1
0
null
null
null
null
null
205,505
help-1
99e2b15f9313405b9eab971989fe4d44
200,013,547,491,688,450
a disappointing son
01/19/2022 00:08:06
i asked what he's tried and he said "all of it"
0
1
null
null
null
null
null
205,505
help-1
99e2b15f9313405b9eab971989fe4d44
200,013,547,491,688,450
a disappointing son
01/19/2022 00:08:15
so show what you've tried so far
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
869,532,694,688,706,600
EpsilonNought
01/19/2022 00:08:55
Lmao
1
0
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
200,013,547,491,688,450
a disappointing son
01/19/2022 00:09:08
the young ones get angry faster
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
869,532,694,688,706,600
EpsilonNought
01/19/2022 00:09:46
Lol
1
0
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 01:58:08
https://cdn.discordapp.c…9282/unknown.png
unknown.png
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
652,336,711,325,712,400
quantum
01/19/2022 01:59:14
pretty sure the range of a function is the domain of the inverse function
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
652,336,711,325,712,400
quantum
01/19/2022 01:59:38
wait never mind i read the question wrong lol
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
652,336,711,325,712,400
quantum
01/19/2022 01:59:41
fail
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
652,336,711,325,712,400
quantum
01/19/2022 01:59:59
it’s basically saying in what domain is the function one to one
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
652,336,711,325,712,400
quantum
01/19/2022 02:00:10
aka no repeated y values
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:00:22
yeah but which one should i pick?
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:00:32
what are the criterias?
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
652,336,711,325,712,400
quantum
01/19/2022 02:00:55
i’m not sure honestly
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:01:39
I would assume it is the maximise the domain?
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
652,336,711,325,712,400
quantum
01/19/2022 02:02:43
i would assume only one of those is a value answer
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:03:49
yeah so we would calculate the concavity first
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:04:06
First sketch function. Find range where one-to-one and then use that as domain of inverse
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:06:13
shouldn't we take the domain of the inverse?
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:06:43
range of f(x) = domain of inverse
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:13:18
B should work
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:14:08
one-to-one from $(-\infty, \frac{1}{2}]$
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
510,789,298,321,096,700
TeXit
01/19/2022 02:14:27
**azeem321**
https://cdn.discordapp.c…354572103731.png
872024354572103731.png
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:17:29
why?
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:19:35
You understand that inverse functions map all points of a functions range back to its domain?
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:19:46
yeah
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:20:56
the answer is apparnly d
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:21:17
https://cdn.discordapp.c…706047538/iu.png
iu.png
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:21:25
Answer is B.
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:21:34
Not D
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:21:37
https://cdn.discordapp.c…7794/unknown.png
unknown.png
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:22:03
they drew the graph
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:22:08
throguh using the derivative
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:22:16
but then if you were to have your 1/2 on the diagram?
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:22:22
wouldn't that still not be 1 to 1
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:25:33
I don't see how the function can be one-to-one on the domain $[0,\infty)$... maybe a helper can explain @Helpers
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
510,789,298,321,096,700
TeXit
01/19/2022 02:25:35
**azeem321**
https://cdn.discordapp.c…354572103731.png
872024354572103731.png
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:25:58
isn't it a 1 to 1?
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:26:11
it is 1 to 1 iff they pass the horizontal test
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:26:25
as well as the verticle test
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:28:23
If we start the domain from 0, we will have three possible values for values greater than 1
https://cdn.discordapp.c…0506/unknown.png
unknown.png
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:28:26
which is not one to one
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:28:59
but then it is saying from 0 to positive infinity
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:29:06
and that is only just the curve going up
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:31:03
look
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:31:05
https://cdn.discordapp.c…7908/unknown.png
unknown.png
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:31:15
The blue curve is inverse
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:31:33
if x is 0 or greater
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:31:57
its not one to one
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:32:23
yeah
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:33:27
its early in the morning, is my brain working correctly :tinktonk:
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:33:48
is this question in the terry LEE book?
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:34:05
wouldn't the domaim be [1, infinity) ?
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:34:11
no
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:36:37
@Helpers
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:43:11
https://cdn.discordapp.c…0498/unknown.png
unknown.png
0
1
782,087,086,416,461,800
LittleMouse
2603
LittleMouse
false
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:43:20
ohh i think i misunderstood the question
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:43:33
D seems right
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:51:56
Now i'm confused, can you please explain why D?
0
1
782,087,086,416,461,800
LittleMouse
2603
LittleMouse
false
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:52:11
yeah actually this is referring to the F(x) function
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:53:56
It's referring to the domain of f(x)
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:54:01
look
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:54:49
okay
0
1
321,445,119,171,756,000
Shuri2060
9525
a μ-er
false
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:55:21
@<><><> how did you get your domain for f`(x)
0
1
782,087,086,416,461,800
LittleMouse
2603
LittleMouse
false
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:55:34
https://cdn.discordapp.c…4960/unknown.png
unknown.png
0
1
551,269,104,800,104,450
EndTimes
8053
EndTimes
false
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:55:54
This is the domain for (-2,infinity)
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:56:07
During this domain inverse wont be one to one
0
1
782,087,086,416,461,800
LittleMouse
2603
LittleMouse
false
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:56:39
but when x>= 0
https://cdn.discordapp.c…2180/unknown.png
unknown.png
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:56:39
yeah so it cannot be -2, infinity
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:56:56
when x>=0, its one to one
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:56:58
would the domain for the f`(x) be (1, infinbity)
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:57:09
because you would be taking the y values of being 1 and infinity
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:57:24
and then during the inverse process, it would becme (1, infinity) for the domain
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:57:57
yes this
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:58:28
so the domain [0,infinity) is not the domain of the inverse
0
1
321,445,119,171,756,000
Shuri2060
9525
a μ-er
false
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 02:58:36
its the domain of f(x) which will give an inverse
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:59:17
https://cdn.discordapp.c…5714/unknown.png
unknown.png
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 02:59:22
this one ios quite confusing
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 03:02:15
what about the f(x) = -root(1 + root(1+x)..
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
475,966,350,322,303,000
Brightness
01/19/2022 03:02:50
https://cdn.discordapp.c…0456/unknown.png
unknown.png
0
1
null
null
null
null
null
205,506
help-1
fdbb99176760413ca3cd08e085ec6579
872,024,354,572,103,700
<><><>
01/19/2022 03:04:52
Nvm my sketch was wrong
0
1
null
null
null
null
null