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Aviar³
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 Posted: Wed Sep 28, 2011 12:35 pm Post subject: Is this interpretation correct |
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[2, Infinity) [Union]
(-Infinity, -1] [Union]
(-Infinity, 4) [Union]
(4, Infinity)
Then simplifying
(-Infinity, -1] [Union]
[2, 4) [Union]
(4, Infinity)
Which when interpreted as ranges is
x<=-1 || 2<=x<4 || x>4
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TheIndianGuy
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| Posted: Wed Sep 28, 2011 12:48 pm Post subject: |
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| yeah
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gogodr
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| Posted: Wed Sep 28, 2011 1:13 pm Post subject: Re: Is this interpretation correct |
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| Aviar³ wrote: | [2, Infinity) [Union]
(-Infinity, -1] [Union]
(-Infinity, 4) [Union]
(4, Infinity)
Then simplifying
(-Infinity, -1] [Union]
[2, 4) [Union]
(4, Infinity)
Which when interpreted as ranges is
x<=-1 || 2<=x<4 || x>4 |
[2, Infinity) U (-Infinity, -1] U (-Infinity, 4) U (4, Infinity)
(-Infinity, -1] U [2, Infinity) U (-Infinity, 4) U (4, Infinity)
(R - [-1 , 2]) U (-Infinity, 4) U (4, Infinity)
R U (4, Infinity)
R
thats how I see it....
U sure you didn't mean intersection instead of union?
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Kargarok
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| Posted: Wed Sep 28, 2011 1:50 pm Post subject: |
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| Squirt
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Aviar³
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Location: Canada
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| Posted: Wed Sep 28, 2011 2:49 pm Post subject: Re: Is this interpretation correct |
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| gogodr wrote: | | Aviar³ wrote: | [2, Infinity) [Union]
(-Infinity, -1] [Union]
(-Infinity, 4) [Union]
(4, Infinity)
Then simplifying
(-Infinity, -1] [Union]
[2, 4) [Union]
(4, Infinity)
Which when interpreted as ranges is
x<=-1 || 2<=x<4 || x>4 |
[2, Infinity) U (-Infinity, -1] U (-Infinity, 4) U (4, Infinity)
(-Infinity, -1] U [2, Infinity) U (-Infinity, 4) U (4, Infinity)
(R - [-1 , 2]) U (-Infinity, 4) U (4, Infinity)
R U (4, Infinity)
R
thats how I see it....
U sure you didn't mean intersection instead of union? |
Shit you are right. Union for seperate sets, intersection for between sets.
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[SPW]Killamoocow
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| Posted: Wed Sep 28, 2011 2:55 pm Post subject: |
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oh man. I can almost understand this since I'm in precalc. I feel so cool now.
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Channel GannoK
pffrt
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| Posted: Wed Sep 28, 2011 2:56 pm Post subject: |
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| [SPW]Killamoocow wrote: | | oh man. I can almost understand this since I'm in precalc. I feel so cool now. |
Lul. I learned this in algebra but I'm in precalc too
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[SPW]Killamoocow
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| Posted: Wed Sep 28, 2011 3:29 pm Post subject: |
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well, we're reviewing apparently atm but I haven't learned this before, so eh. Such is american education.
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TheIndianGuy
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| Posted: Wed Sep 28, 2011 4:27 pm Post subject: |
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| i got an A in algebra and an A in calculus. i don't remember this, but i wouldn't be surprised if i learned it.
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:^)
Grandmaster Cheater Supreme
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| Posted: Wed Sep 28, 2011 4:29 pm Post subject: |
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| fuck math
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Aviar³
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| Posted: Wed Sep 28, 2011 4:32 pm Post subject: |
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| [SPW]Killamoocow wrote: | | well, we're reviewing apparently atm but I haven't learned this before, so eh. Such is american education. |
If you mean that education is poor, I believe he lives in California. If you mean inconsistency between material in different districts, carry on.
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Channel GannoK
pffrt
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| Posted: Wed Sep 28, 2011 5:10 pm Post subject: |
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Live in Portland Oregon nigga. Hipster capital.
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Kargarok
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| Posted: Wed Sep 28, 2011 5:21 pm Post subject: |
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| Florida is like the 2nd worst state in education in the US -.-
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br0l0ck
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| Posted: Wed Sep 28, 2011 5:25 pm Post subject: |
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| Companion Lube wrote: | | Florida is like the 2nd worst state in education in the US -.- |
proof? heres an image I googled, its better than nothing. so its not your state you're just a retard.
i live in nevada btw.
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