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  1. barbernator

    parabola question.

    yeh haha thats probably right, death by diagram hey sean :P
  2. barbernator

    parabola question.

    Well what i thought is that if we have a variable normal to move around, as you move just to the left of the vertex, the normal will cross to the right of the focus. As you slide it up the left branch of the parabola, it will eventually most to the right of the focus. At some point there must be...
  3. barbernator

    parabola question.

    the normal to the parabola x^2=4ay with equation x+py=2ap+ap^3 how many values of p allow the normal to pass through the focus. now the intuitive answer would be 3, yet upon substituting in (0,a) into the equation and solving for p, it results in 2 imaginary solutions and only 1 real solution...
  4. barbernator

    Year 12 2012 Chit Chat Thread

    like u wanna accelerate in these holidays. have a rest bro
  5. barbernator

    Year 12 2012 Chit Chat Thread

    Ind why you study so hard for?
  6. barbernator

    Year 12 2012 Chit Chat Thread

    Re: The Nonsense Thread i am seriously peppering my angus for death by math test.
  7. barbernator

    wow... i have nothing else to say

    wow... i have nothing else to say
  8. barbernator

    ATAR estimate if you will kind sir

    you wont. be realistic in your aims. someone who scores those marks in every subject would be receiving a 99.95 atar
  9. barbernator

    HSC 2012 MX2 Marathon (archive)

    Re: 2012 HSC MX2 Marathon Well the sum of the roots is k, so if one root is between 0 and 1, one is between k-1 and k, then the next must be between 0 and 1 as well to satisfy k
  10. barbernator

    chem was 95. Keen to get this HSC done.

    chem was 95. Keen to get this HSC done.
  11. barbernator

    holy shit nice! can you scan your essays up and ill send mine too? 84/105 in english, top was...

    holy shit nice! can you scan your essays up and ill send mine too? 84/105 in english, top was 90 so i think i came 4-5th in exam. 62/70 in MX1 lol, next best was 53 anyway haha 96/99 in physics 1st 82/100 in eco 1st but im considering just going hard out in other subjects and leaving it not sure.
  12. barbernator

    did u get eco back?

    did u get eco back?
  13. barbernator

    Year 12 2012 Chit Chat Thread

    Yeh i was stoked. I reckon u could do it in a night.
  14. barbernator

    Year 12 2012 Chit Chat Thread

    yeh ive got them all back.
  15. barbernator

    Year 12 2012 Chit Chat Thread

    fuaaaaaaaaaaa. the feeling of contentment once you get all your marks back is amazing
  16. barbernator

    Year 12 2012 Chit Chat Thread

    Re: The Nonsense Thread well you can be selectively each
  17. barbernator

    Year 12 2012 Chit Chat Thread

    Re: The Nonsense Thread when?
  18. barbernator

    Year 12 2012 Chit Chat Thread

    Re: The Nonsense Thread I have been told by people that go to Usyd, and my brother who goes to UNSW that Usyd is definitely a more social university. but then again there is a greater asian culture at UNSW
  19. barbernator

    Year 12 2012 Chit Chat Thread

    Re: The Nonsense Thread on a calc we play 55 where one person hosts and you just play higher or lower than 0.55 on the calc lol by betting loose change.
  20. barbernator

    Year 12 2012 Chit Chat Thread

    Re: The Nonsense Thread football > skool
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