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help-1
dde2ece08f3c442cbc8e27ea116709cb
326803048041283585
Liliana Martinez
02/03/2022 14:41:40
oh really
1
0
nan
nan
nan
nan
5,450,050
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help-1
dde2ece08f3c442cbc8e27ea116709cb
261933205387477002
Nicolas Miller
02/03/2022 14:41:41
which part are you stuck on
0
1
nan
nan
nan
nan
5,450,051
205,872
help-1
dde2ece08f3c442cbc8e27ea116709cb
326803048041283585
Liliana Martinez
02/03/2022 14:42:01
if it doesnt require z, then im not sure how to do it
1
0
898441976142237776
Harper Flores
Harper Flores
False
5,450,052
205,872
help-1
dde2ece08f3c442cbc8e27ea116709cb
261933205387477002
Nicolas Miller
02/03/2022 14:42:22
you're given the exact values of the probability mass function, so `P(X=a) = f(a)`
0
1
nan
nan
nan
nan
5,450,053
205,872
help-1
dde2ece08f3c442cbc8e27ea116709cb
326803048041283585
Liliana Martinez
02/03/2022 14:42:51
so a would just be 2/8%?
1
0
nan
nan
nan
nan
5,450,054
205,872
help-1
dde2ece08f3c442cbc8e27ea116709cb
261933205387477002
Nicolas Miller
02/03/2022 14:43:29
2/8 is already the answer, you don't need %
0
1
nan
nan
nan
nan
5,450,055
205,872
help-1
dde2ece08f3c442cbc8e27ea116709cb
261933205387477002
Nicolas Miller
02/03/2022 14:43:56
"probability" is a number between 0 and 1, inclusive
0
1
898441976142237776
Harper Flores
Harper Flores
False
5,450,056
205,872
help-1
dde2ece08f3c442cbc8e27ea116709cb
326803048041283585
Liliana Martinez
02/03/2022 14:44:34
oh i got it, so since x=11 i can get the answer but what do i do with the ones that is less than or greater than
1
0
nan
nan
nan
nan
5,450,057
205,872
help-1
dde2ece08f3c442cbc8e27ea116709cb
261933205387477002
Nicolas Miller
02/03/2022 14:44:57
Can you explain in words what `P(X < a)` means?
0
1
nan
nan
nan
nan
5,450,058
205,872
help-1
dde2ece08f3c442cbc8e27ea116709cb
326803048041283585
Liliana Martinez
02/03/2022 14:45:23
probability of x less that is less than a
1
0
nan
nan
nan
nan
5,450,059
205,872
help-1
dde2ece08f3c442cbc8e27ea116709cb
261933205387477002
Nicolas Miller
02/03/2022 14:46:44
look at your table for values of x less than a
0
1
nan
nan
nan
nan
5,450,060
205,872
help-1
dde2ece08f3c442cbc8e27ea116709cb
326803048041283585
Liliana Martinez
02/03/2022 14:50:32
oh so i add the f(x) from 7 to 9? if it's less than 9?
1
0
nan
nan
nan
nan
5,450,061
205,872
help-1
dde2ece08f3c442cbc8e27ea116709cb
261933205387477002
Nicolas Miller
02/03/2022 14:51:30
correct
0
1
nan
nan
nan
nan
5,450,062
205,872
help-1
dde2ece08f3c442cbc8e27ea116709cb
261933205387477002
Nicolas Miller
02/03/2022 14:52:00
$P(X < a) = \sum_{x < a} f(x)$
0
1
nan
nan
nan
nan
5,450,063
205,872
help-1
dde2ece08f3c442cbc8e27ea116709cb
326803048041283585
Liliana Martinez
02/03/2022 14:52:13
thank you very much
1
0
nan
nan
nan
nan
5,450,064
205,873
help-1
4a87d2e9d65c4f0f83f6330c0708a593
284065859515973632
Brody Davis
02/03/2022 15:12:25
https://cdn.discordapp.c…6426/unknown.png
unknown.png
1
0
nan
nan
nan
nan
5,450,065
205,873
help-1
4a87d2e9d65c4f0f83f6330c0708a593
284065859515973632
Brody Davis
02/03/2022 15:12:55
how is it possible that the interval of convergence has $\leq$ sign if the ratio test checks for $<1$?
1
0
nan
nan
nan
nan
5,450,066
205,873
help-1
4a87d2e9d65c4f0f83f6330c0708a593
284065859515973632
Brody Davis
02/03/2022 15:13:22
https://cdn.discordapp.c…7545/unknown.png
unknown.png
1
0
nan
nan
nan
nan
5,450,067
205,873
help-1
4a87d2e9d65c4f0f83f6330c0708a593
284065859515973632
Brody Davis
02/03/2022 15:13:26
my calculations if that's any helpful
1
0
nan
nan
nan
nan
5,450,068
205,873
help-1
4a87d2e9d65c4f0f83f6330c0708a593
140928979849838592
Tanner Williams
02/03/2022 15:13:58
that's true, I guess you have to use other methods to check the end points
0
1
nan
nan
nan
nan
5,450,069
205,873
help-1
4a87d2e9d65c4f0f83f6330c0708a593
140928979849838592
Tanner Williams
02/03/2022 15:14:15
if you plug in -12 and -8 you'll get simple summations you should know the convergence of
0
1
nan
nan
nan
nan
5,450,070
205,873
help-1
4a87d2e9d65c4f0f83f6330c0708a593
284065859515973632
Brody Davis
02/03/2022 15:14:36
so everyone is wrong here?
1
0
nan
nan
nan
nan
5,450,071
205,873
help-1
4a87d2e9d65c4f0f83f6330c0708a593
140928979849838592
Tanner Williams
02/03/2022 15:14:42
:stare:
0
1
nan
nan
nan
nan
5,450,072
205,873
help-1
4a87d2e9d65c4f0f83f6330c0708a593
284065859515973632
Brody Davis
02/03/2022 15:14:43
it only says $\leq$ for -12
1
0
nan
nan
nan
nan
5,450,073
205,873
help-1
4a87d2e9d65c4f0f83f6330c0708a593
706934233012371577
Darius Clark
02/03/2022 15:16:03
hmmm
0
1
nan
nan
nan
nan
5,450,074
205,873
help-1
4a87d2e9d65c4f0f83f6330c0708a593
284065859515973632
Brody Davis
02/03/2022 15:16:09
that's exactly what I did
1
0
nan
nan
nan
nan
5,450,075
205,873
help-1
4a87d2e9d65c4f0f83f6330c0708a593
140928979849838592
Tanner Williams
02/03/2022 15:16:48
just plug -12 and -8 in
0
1
nan
nan
nan
nan
5,450,076
205,873
help-1
4a87d2e9d65c4f0f83f6330c0708a593
140928979849838592
Tanner Williams
02/03/2022 15:16:59
not to your work but just to the original problem
0
1
nan
nan
nan
nan
5,450,077
205,873
help-1
4a87d2e9d65c4f0f83f6330c0708a593
706934233012371577
Darius Clark
02/03/2022 15:17:36
hmm
0
1
nan
nan
nan
nan
5,450,078
205,873
help-1
4a87d2e9d65c4f0f83f6330c0708a593
284065859515973632
Brody Davis
02/03/2022 15:17:44
dude stop posting latex version of my calculations, what's the point?
1
0
nan
nan
nan
nan
5,450,079
205,873
help-1
4a87d2e9d65c4f0f83f6330c0708a593
284065859515973632
Brody Davis
02/03/2022 15:18:00
I appreciate the effort but I don't see the reason
1
0
nan
nan
nan
nan
5,450,080
205,873
help-1
4a87d2e9d65c4f0f83f6330c0708a593
284065859515973632
Brody Davis
02/03/2022 15:18:16
thanks, I guess it's mandatory to do it every time then
1
0
nan
nan
nan
nan
5,450,081
205,873
help-1
4a87d2e9d65c4f0f83f6330c0708a593
284065859515973632
Brody Davis
02/03/2022 15:18:18
.close
1
0
244129917732651008
Lloyd Garcia
Lloyd Garcia
False
5,450,082
205,874
help-1
e11049b11178460b9172c4c102652ddb
706934233012371577
Darius Clark
02/03/2022 15:20:10
: shrug :
https://cdn.discordapp.c…d283a50a2cbc.jpg
Screenshot_2022-02-04-01-49-46-85_e4424258c8b8649f6e67d283a50a2cbc.jpg
1
0
nan
nan
nan
nan
5,450,083
205,874
help-1
e11049b11178460b9172c4c102652ddb
276193639313440779
Dustin Davis
02/03/2022 15:27:50
Need help with Khan academy, I keep getting ((2x^2 - 6x)/(3x^2-9x)) Basically I've been flipping the bottom fraction and multiplying it with the numerator, haven't done algebra in like 17 years so not sure what I'm doing wrong
https://cdn.discordapp.c…khan_academy.jpg
khan_academy.jpg
0
1
nan
nan
nan
nan
5,450,084
205,874
help-1
e11049b11178460b9172c4c102652ddb
485903210272391178
Kelvin Taylor
02/03/2022 15:29:06
Post work
0
1
nan
nan
nan
nan
5,450,085
205,874
help-1
e11049b11178460b9172c4c102652ddb
276193639313440779
Dustin Davis
02/03/2022 15:30:57
https://cdn.discordapp.c…20203_143048.jpg
20220203_143048.jpg
0
1
nan
nan
nan
nan
5,450,086
205,874
help-1
e11049b11178460b9172c4c102652ddb
205143587749494784
Oliver Jones
02/03/2022 15:31:24
ok so simplify
0
1
nan
nan
nan
nan
5,450,087
205,874
help-1
e11049b11178460b9172c4c102652ddb
276193639313440779
Dustin Davis
02/03/2022 15:31:39
2x-6/3x-9
0
1
nan
nan
nan
nan
5,450,088
205,874
help-1
e11049b11178460b9172c4c102652ddb
205143587749494784
Oliver Jones
02/03/2022 15:31:42
what polynomial do the numerator and denominator have in common
0
1
nan
nan
nan
nan
5,450,089
205,874
help-1
e11049b11178460b9172c4c102652ddb
205143587749494784
Oliver Jones
02/03/2022 15:31:57
ok so simplify further
0
1
nan
nan
nan
nan
5,450,090
205,874
help-1
e11049b11178460b9172c4c102652ddb
205143587749494784
Oliver Jones
02/03/2022 15:33:22
and if u cant see the polynomial, the other thing u can do is factor out the largest integer from each
0
1
nan
nan
nan
nan
5,450,091
205,874
help-1
e11049b11178460b9172c4c102652ddb
205143587749494784
Oliver Jones
02/03/2022 15:33:30
how can u factorize 2x-6?
0
1
nan
nan
nan
nan
5,450,092
205,874
help-1
e11049b11178460b9172c4c102652ddb
205143587749494784
Oliver Jones
02/03/2022 15:33:39
what is in common between 2x and 6
0
1
nan
nan
nan
nan
5,450,093
205,874
help-1
e11049b11178460b9172c4c102652ddb
276193639313440779
Dustin Davis
02/03/2022 15:33:44
two
0
1
nan
nan
nan
nan
5,450,094
205,874
help-1
e11049b11178460b9172c4c102652ddb
205143587749494784
Oliver Jones
02/03/2022 15:33:51
so u have 2(x-3)
0
1
nan
nan
nan
nan
5,450,095
205,874
help-1
e11049b11178460b9172c4c102652ddb
205143587749494784
Oliver Jones
02/03/2022 15:33:59
do the same to the denominator
0
1
nan
nan
nan
nan
5,450,096
205,874
help-1
e11049b11178460b9172c4c102652ddb
205143587749494784
Oliver Jones
02/03/2022 15:34:05
3x-9 =
0
1
nan
nan
nan
nan
5,450,097
205,874
help-1
e11049b11178460b9172c4c102652ddb
276193639313440779
Dustin Davis
02/03/2022 15:34:21
3(x-3)
0
1
nan
nan
nan
nan
5,450,098
205,874
help-1
e11049b11178460b9172c4c102652ddb
205143587749494784
Oliver Jones
02/03/2022 15:34:34
2(x-3)/3(x-3) =
0
1
nan
nan
nan
nan
5,450,099
205,874
help-1
e11049b11178460b9172c4c102652ddb
523545618459787312
Skylar Jackson
02/03/2022 15:34:58
yoo, this is meant to lead to a discord invite? help pls
https://cdn.discordapp.c…rgGrWYAQmF4B.png
FKsrgGrWYAQmF4B.png
0
1
nan
nan
nan
nan
5,450,100
205,874
help-1
e11049b11178460b9172c4c102652ddb
276193639313440779
Dustin Davis
02/03/2022 15:35:45
but that factor isn't any of the answers so I'm not sure where to go from here
0
1
898441976142237776
Harper Flores
Harper Flores
False
5,450,101
205,874
help-1
e11049b11178460b9172c4c102652ddb
276193639313440779
Dustin Davis
02/03/2022 15:35:53
(sorry for dum)
0
1
nan
nan
nan
nan
5,450,102
205,874
help-1
e11049b11178460b9172c4c102652ddb
485903210272391178
Kelvin Taylor
02/03/2022 15:36:26
$$\frac{2(x-3)}{3(x-3)}$$
0
1
nan
nan
nan
nan
5,450,103
205,874
help-1
e11049b11178460b9172c4c102652ddb
485903210272391178
Kelvin Taylor
02/03/2022 15:36:35
You can cancel stuff out
0
1
nan
nan
nan
nan
5,450,104
205,874
help-1
e11049b11178460b9172c4c102652ddb
205143587749494784
Oliver Jones
02/03/2022 15:37:04
(with the exceptions for x != 0 and x != 3 as stated in the original problem)
0
1
nan
nan
nan
nan
5,450,105
205,874
help-1
e11049b11178460b9172c4c102652ddb
276193639313440779
Dustin Davis
02/03/2022 15:37:05
oh I did the factoring wrong lol, I wrote (x-2)/(x-3)
0
1
nan
nan
nan
nan
5,450,106
205,874
help-1
e11049b11178460b9172c4c102652ddb
276193639313440779
Dustin Davis
02/03/2022 15:37:26
https://cdn.discordapp.c…4109952/welp.png
welp.png
0
1
898441976142237776
Harper Flores
Harper Flores
False
5,450,107
205,874
help-1
e11049b11178460b9172c4c102652ddb
276193639313440779
Dustin Davis
02/03/2022 15:37:29
thx!
0
1
nan
nan
nan
nan
5,450,108
205,874
help-1
e11049b11178460b9172c4c102652ddb
276193639313440779
Dustin Davis
02/03/2022 15:37:54
.close
0
1
nan
nan
nan
nan
5,450,109
205,875
help-1
02e5891a2d464c9ebecbf1bbdd25ed9e
722398964053442580
Kayla Lewis
12/24/2021 08:52:40
https://media.discordapp…11224-WA0006.jpg
1
0
nan
nan
nan
nan
5,450,110
205,875
help-1
02e5891a2d464c9ebecbf1bbdd25ed9e
722398964053442580
Kayla Lewis
12/24/2021 08:58:34
.close
1
0
805217272087838750
Leah Wright
Leah Wright
True
5,450,111
205,876
help-1
e90a46b1dfce45acab2df9cdbcd1081d
456226577798135808
Don Thomas
02/03/2022 15:42:14
How do I solve this?
https://cdn.discordapp.c…4511/unknown.png
unknown.png
1
0
nan
nan
nan
nan
5,450,112
205,876
help-1
e90a46b1dfce45acab2df9cdbcd1081d
200013547491688448
Katherine Jones
02/03/2022 15:44:01
inverse trig
0
1
nan
nan
nan
nan
5,450,113
205,876
help-1
e90a46b1dfce45acab2df9cdbcd1081d
456226577798135808
Don Thomas
02/03/2022 15:44:32
so I just tan-1 (1.15) ?
1
0
nan
nan
nan
nan
5,450,114
205,876
help-1
e90a46b1dfce45acab2df9cdbcd1081d
200013547491688448
Katherine Jones
02/03/2022 15:44:37
mhm
0
1
nan
nan
nan
nan
5,450,115
205,876
help-1
e90a46b1dfce45acab2df9cdbcd1081d
456226577798135808
Don Thomas
02/03/2022 15:44:40
ok thanks!
1
0
nan
nan
nan
nan
5,450,116
205,876
help-1
e90a46b1dfce45acab2df9cdbcd1081d
456226577798135808
Don Thomas
02/03/2022 15:44:41
.close
1
0
nan
nan
nan
nan
5,450,117
205,877
help-1
70bff34eb9db4a3f9c71e910a6ad8bef
438347116570476555
Reese Anderson
02/03/2022 16:15:44
https://cdn.discordapp.c…524/problem1.png
problem1.png
1
0
nan
nan
nan
nan
5,450,118
205,877
help-1
70bff34eb9db4a3f9c71e910a6ad8bef
438347116570476555
Reese Anderson
02/03/2022 16:17:34
How would I go about solving problems like this?
1
0
nan
nan
nan
nan
5,450,119
205,877
help-1
70bff34eb9db4a3f9c71e910a6ad8bef
321445119171756033
Bryce Martinez
02/03/2022 16:18:51
It is asking about existence of root. Sounds like you need some theorem
0
1
nan
nan
nan
nan
5,450,120
205,877
help-1
70bff34eb9db4a3f9c71e910a6ad8bef
321445119171756033
Bryce Martinez
02/03/2022 16:18:56
(but there are some other things to check)
0
1
nan
nan
nan
nan
5,450,121
205,877
help-1
70bff34eb9db4a3f9c71e910a6ad8bef
438347116570476555
Reese Anderson
02/03/2022 16:19:12
im just lost as to how i should even go about doing anything in regards to this type of problem
1
0
nan
nan
nan
nan
5,450,122
205,877
help-1
70bff34eb9db4a3f9c71e910a6ad8bef
321445119171756033
Bryce Martinez
02/03/2022 16:21:59
Intermediate Value Theorem might help, no?
0
1
nan
nan
nan
nan
5,450,123
205,877
help-1
70bff34eb9db4a3f9c71e910a6ad8bef
438347116570476555
Reese Anderson
02/03/2022 16:23:22
i mean yeah that makes sense. is there a formula/way i would plug in the values that I have to come to the conclusion of there being roots on the function?
1
0
nan
nan
nan
nan
5,450,124
205,877
help-1
70bff34eb9db4a3f9c71e910a6ad8bef
438347116570476555
Reese Anderson
02/03/2022 16:34:45
oh shit wait i think i figured this one out
1
0
nan
nan
nan
nan
5,450,125
205,878
help-1
47f8ffbd5447424eabf37c56207d9881
392059922390450177
Rachael Gonzalez
02/03/2022 16:51:36
https://cdn.discordapp.c…7326/unknown.png
unknown.png
1
0
nan
nan
nan
nan
5,450,126
205,878
help-1
47f8ffbd5447424eabf37c56207d9881
261933205387477002
Nicolas Miller
02/03/2022 16:53:36
6 is in the wrong spot
0
1
nan
nan
nan
nan
5,450,127
205,878
help-1
47f8ffbd5447424eabf37c56207d9881
392059922390450177
Rachael Gonzalez
02/03/2022 16:53:44
ooh
1
0
nan
nan
nan
nan
5,450,128
205,878
help-1
47f8ffbd5447424eabf37c56207d9881
261933205387477002
Nicolas Miller
02/03/2022 16:53:54
so is 8
0
1
nan
nan
nan
nan
5,450,129
205,878
help-1
47f8ffbd5447424eabf37c56207d9881
392059922390450177
Rachael Gonzalez
02/03/2022 16:54:06
smh
1
0
nan
nan
nan
nan
5,450,130
205,878
help-1
47f8ffbd5447424eabf37c56207d9881
392059922390450177
Rachael Gonzalez
02/03/2022 16:55:17
https://cdn.discordapp.c…3972/unknown.png
unknown.png
1
0
220517274845577216
Lena Jones
Lena Jones
False
5,450,131
205,878
help-1
47f8ffbd5447424eabf37c56207d9881
261933205387477002
Nicolas Miller
02/03/2022 16:55:29
i think you have numbers for everything in the inclusion-exclusion formula
0
1
nan
nan
nan
nan
5,450,132
205,878
help-1
47f8ffbd5447424eabf37c56207d9881
261933205387477002
Nicolas Miller
02/03/2022 16:55:32
https://en.wikipedia.org/wiki/Inclusion%E2%80%93exclusion_principle
0
1
nan
nan
nan
nan
5,450,133
205,878
help-1
47f8ffbd5447424eabf37c56207d9881
261933205387477002
Nicolas Miller
02/03/2022 16:55:45
https://cdn.discordapp.c…t_1.55.41_PM.png
Screen_Shot_2022-02-03_at_1.55.41_PM.png
0
1
nan
nan
nan
nan
5,450,134
205,878
help-1
47f8ffbd5447424eabf37c56207d9881
261933205387477002
Nicolas Miller
02/03/2022 16:56:12
A, B, and C are the sports
0
1
nan
nan
nan
nan
5,450,135
205,878
help-1
47f8ffbd5447424eabf37c56207d9881
392059922390450177
Rachael Gonzalez
02/03/2022 16:56:59
i wasnt introduced to that at my level
1
0
nan
nan
nan
nan
5,450,136
205,878
help-1
47f8ffbd5447424eabf37c56207d9881
261933205387477002
Nicolas Miller
02/03/2022 16:57:20
what about this one
https://cdn.discordapp.c…t_1.57.11_PM.png
Screen_Shot_2022-02-03_at_1.57.11_PM.png
0
1
nan
nan
nan
nan
5,450,137
205,878
help-1
47f8ffbd5447424eabf37c56207d9881
392059922390450177
Rachael Gonzalez
02/03/2022 16:58:18
not really
1
0
nan
nan
nan
nan
5,450,138
205,878
help-1
47f8ffbd5447424eabf37c56207d9881
392059922390450177
Rachael Gonzalez
02/03/2022 16:58:23
how do i write expression x
1
0
nan
nan
nan
nan
5,450,139
205,878
help-1
47f8ffbd5447424eabf37c56207d9881
392059922390450177
Rachael Gonzalez
02/03/2022 17:07:56
^^
1
0
nan
nan
nan
nan
5,450,140
205,878
help-1
47f8ffbd5447424eabf37c56207d9881
937886555710836808
Kara Adams
02/03/2022 17:09:40
what grade is this?
0
1
nan
nan
nan
nan
5,450,141
205,878
help-1
47f8ffbd5447424eabf37c56207d9881
392059922390450177
Rachael Gonzalez
02/03/2022 17:28:24
i am year 10
1
0
nan
nan
nan
nan
5,450,142
205,878
help-1
47f8ffbd5447424eabf37c56207d9881
392059922390450177
Rachael Gonzalez
02/03/2022 17:31:45
.close
1
0
nan
nan
nan
nan
5,450,143
205,879
help-1
043ed6fda98b4f889ee063643a48ed3b
835558412833914910
Rosalie Scott
02/03/2022 17:38:46
https://cdn.discordapp.c…0496/unknown.png
unknown.png
1
0
nan
nan
nan
nan
5,450,144
205,879
help-1
043ed6fda98b4f889ee063643a48ed3b
835558412833914910
Rosalie Scott
02/03/2022 17:39:13
i dont know where to start with this question?
1
0
nan
nan
nan
nan
5,450,145
205,879
help-1
043ed6fda98b4f889ee063643a48ed3b
186109587366215691
Jenny Brown
02/03/2022 17:40:53
Why the weird angle?
0
1
nan
nan
nan
nan
5,450,146
205,879
help-1
043ed6fda98b4f889ee063643a48ed3b
186109587366215691
Jenny Brown
02/03/2022 17:41:10
However, like most logical places to start.. use the given.
0
1
nan
nan
nan
nan
5,450,147
205,879
help-1
043ed6fda98b4f889ee063643a48ed3b
835558412833914910
Rosalie Scott
02/03/2022 17:42:03
but how do i use the given?
1
0
nan
nan
nan
nan
5,450,148
205,879
help-1
043ed6fda98b4f889ee063643a48ed3b
186109587366215691
Jenny Brown
02/03/2022 17:42:49
attempt to use it
0
1
nan
nan
nan
nan
5,450,149