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  1. KFunk

    How the f-ck do u do this question

    If they're orthogonal then you could probably deal with them in terms of a plane couldn't you? Then you could prove that m1= -1/m2 gradient sorta thing. That's the best I can offer without having done vectors. P.S This really isn't 3-unit stuff, you should post this either on the 4-unit...
  2. KFunk

    Inverse Trig

    It should just be &pi;/3 since sin<sup>-1</sup> undoes sin. Hence sin<sup>-1</sup>(sin&pi;/3) = &pi;/3 EDIT: I thought I should clarify that there are exceptions to sin<sup>-1</sup>(sinx) = x. eg sin<sup>-1</sup>(sin&pi; ) &ne; &pi;. It in fact equals zero (since inverse sin of zero is zero)...
  3. KFunk

    Website for specialists

    A quick google search yielded the following http://www.aamc.org/students/cim/specialties.htm http://medicine.wustl.edu/~residenc/outside/spec/byspec.html Unfortunately salaries or conditions specific to Australia, or anywhere other than the US for that matter, have always seemed quite...
  4. KFunk

    Do You Call It: 3 Unit Maths/Mathematics Extension1/Maths or Others?

    I like variety so much that I average out over a while.
  5. KFunk

    I'm missing something here (Integration q)

    &int; sec<sup>3</sup>x.tanx dx = &int; u<sup>2</sup> du where u = secx hence du/dx = secx.tanx =u<sup>3</sup>/3 +c =sec<sup>3</sup>x/3 +c
  6. KFunk

    Titration Comp

    I'm willing to bet that you guys are still ahead of Ms Jamble.
  7. KFunk

    Titration Comp

    That man has great energy. Very enthusiastic.
  8. KFunk

    Inverse Functions!!!

    Here, I'll make one for you. Find a copy of the fiztpatrick 3 unit textbok and do the following questions in a random order: 26. (a) ---> 5, 14, 22, 23, 29 (ii) 26. (b) ---> 1(g), 2(e,f), 3(f), 5(f), 7(d), 10 26. (c) ---> 9, 15, 27 26 (d) ---> 15, 26, 34, 43, 47 voila...
  9. KFunk

    poly question

    working from what slide rule had: cos5@=1 so you know that @ = 0, &plusmn;2&pi;/5, &plusmn;4&pi;/5 are solutions hence cos(0), cos(&plusmn;2&pi;/5), cos(&plusmn;4&pi;/5) are solutions to 16x<sup>5</sup> - 20x<sup>3</sup> + 5x - 1 = 0 using the product of roots 5 at a time you know...
  10. KFunk

    Proof that 1+1=2

    Haha, next time I'm stuck in a test I'll just prove that the rules we work with are fundamentally flawed.
  11. KFunk

    Brian Greene's "Elegant Universe"

    :P. I felt I should draw attention to the google advertising on this page. I just found it slightly amusing: You Like Quantum Physics? Have The Extreme Wealth and Success You Desire In Six Easy Steps!
  12. KFunk

    Brian Greene's "Elegant Universe"

    A person can dream :) .
  13. KFunk

    Titration Comp

    Well, do you want to be scientific or not?
  14. KFunk

    To shutup FinalFantasy!... (prob qu)

    I'm thinking it's somethign like: P(same colour) = 1/2 x 5/8 x 4/7 + 1/2 x 3/8 x 2/7 + 1/2 x 2/9 x 1/8 + 1/2 x 7/9 x 6/8 = 271/504 (I believe... I always make calculator errors)...
  15. KFunk

    Are you a 2005er?

    Fort Street. The establishment is still getting us down :(.
  16. KFunk

    trouble with question

    I also slept through year 11 chemistry. That stuff was deadly boring.
  17. KFunk

    Polynomials Question

    haha (spam spam spam spam, spam spam spam spam)
  18. KFunk

    Brian Greene's "Elegant Universe"

    I read it some time last year. I discovered the documentry [here http://www.pbs.org/wgbh/nova/elegant/] after having read the book and I found they didn't have as much depth as the book but they did have some nice visualisations of what was being talked about. Greene is very good at expressing...
  19. KFunk

    Wat do u wanna do?

    I want to do medicine or adv. physics followed by graduate medicine. I'll be a doctor and a bass player on the side and I'll detect cancer via an elastic Cerenkov effect using my funky bass sounds.
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