Interesting maths question

Discussion in 'Off-Topic Lounge' started by super6ft7, Apr 28, 2011.

  1. super6ft7

    super6ft7 Well-Known Member

    Oct 15, 2008
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    What answer do you guys get for

    6÷2(1+2)=???

    (I can do it myself, but i just want to see what you guys get)
     
  2. SkyMuffin

    SkyMuffin Well-Known Member

    May 24, 2010
    2,377
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    college student, ENG/WGS major
    Lexington, KY
    6÷2(1+2)=???

    6/2 = 3

    3(3) = 9

    Parenthesis
    Exponents
    Multiplication/Division
    Addition/Subtraction

    PEMDAS wins.
     
  3. iPhondTouch3G

    iPhondTouch3G Well-Known Member

    Dec 17, 2009
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    I got 9.
     
  4. Booch138

    Booch138 Well-Known Member

    Apr 28, 2009
    5,937
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    Data-Entry Operator
    Coolidge, AZ
    PEMDAS for the win for sure. Me and a friend love it so much, we have a band project called "PWN-DAS" instead of "PEMDAS". LULZ, GET IT?! hahahaha
     
  5. super6ft7

    super6ft7 Well-Known Member

    Oct 15, 2008
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    In england we learn bidmas (brackets, indicies, div., multi., add., sub.)

    so surely
    6÷2(1+2)=x
    you then multiply the brackets
    6÷(2+4)=6÷6=1
    so x=1?
     
  6. Booch138

    Booch138 Well-Known Member

    Apr 28, 2009
    5,937
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    Data-Entry Operator
    Coolidge, AZ
    Your foreign math is not welcome here! hahaahahahahaa im just f*cking with you dude.
     
  7. super6ft7

    super6ft7 Well-Known Member

    Oct 15, 2008
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    I'm preeeety sure the English invented Maths
     
  8. Booch138

    Booch138 Well-Known Member

    Apr 28, 2009
    5,937
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    Data-Entry Operator
    Coolidge, AZ
    I was totally kidding to begin with. lol. American stuff is always the worst. Cept our FREEDOM!

    Or something. I don't know. Pay no attention me. hahaha
     
  9. bcarbone

    bcarbone Well-Known Member

    Mar 19, 2010
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    iPhone Developer
    Estero, FL
    I got 1 as well.. Think about it though. If you wrote it like: 2(1+2) OVER 6, you would get 1 right?
     
  10. coconutbowling

    coconutbowling Well-Known Member

    Dec 8, 2008
    3,208
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    Student
    Pennsylvania
    I got nine. BPMDASLF ftw!
     
  11. drelbs

    drelbs Well-Known Member

    Jun 25, 2009
    11,200
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    I always liked:

    a = b
    a^2 = ab
    a^2 - b^2 = ab - b^2
    (a+b)(a-b) = a(a-b)
    a+b = a
    a + a = a
    2a = a
    2 = 1
     
  12. LBG

    LBG Señor Member

    Apr 19, 2009
    7,471
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    nada ilegal
    31.560499, -111.904128
    No with bidmas you just follow the order. No need to complicate it by adding x.

    Brackets come first so you do 1+2 which equals 3. Then 6 divided by 2 is 3. And 3 x 3 = 9.

    P.S - The english didn't invent maths.
     
  13. coconutbowling

    coconutbowling Well-Known Member

    Dec 8, 2008
    3,208
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    Student
    Pennsylvania
    There we go
     
  14. Mudkipz223

    Mudkipz223 Well-Known Member

    Sep 20, 2009
    457
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    Atlantis
    I got nine; get three from 2+1, divide 6 by 2, 3 times 3 is 9.
     
  15. Watabou

    Watabou Well-Known Member

    Dec 14, 2008
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    No. doing the brackets means adding up 1+2. So it's

    =6/2(3)
    =3(3)
    =9

    There is no other way to solve this problem. If you do think the solution is 1, you need to take algebra again.

    Math has rules. It's called PEMDAS.
     
  16. wootbean

    wootbean Well-Known Member

    Feb 8, 2009
    5,549
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    the next whiskey bar
    6÷2(1+2) = 9
    it would one if it was 6÷(2(1+2))
     
  17. stonery

    stonery Well-Known Member

    Apr 1, 2011
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    Editor
    Neverland
    There was no single person who invented mathematics. Mathematics was used, and technically invented, by many cultures around the world.:cool:
     
  18. phattestfatty

    phattestfatty Well-Known Member

    Mar 9, 2010
    2,136
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    clearly I invented math. :cool:
     

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