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  1. KFunk

    UAI without tutors?

    Tutoring is for bums :p (99.35) though to be fair I had some excellent teachers.
  2. KFunk

    What UAI did you get?

    Killer marks dude, you gotta be in the running for dux with that.
  3. KFunk

    What UAI did you get?

    You've been trawling through results making cruel comments despite having already done this stuff last year - move on and get a life. (edit: pwned, see below)
  4. KFunk

    What UAI did you get?

    I can definately be happy with this one - UAI: 99.35 Marks: (for future SAMs and all that) Chemistry - 90 English adv- 88 English ext 1 - 45 Math ext 1 - 97 Math ext 2 - 95 Physics - 93
  5. KFunk

    What HSC marks did you get?

    Chemistry - 90 English adv- 88 English ext 1 - 45 Math ext 1 - 97 Math ext 2 - 95 Physics - 93 I'm a tad dissapointed about english advanced even though it's quite a fair reflection of the amount of work I put in. UAI thingies would suggest something in the range of 98.6 - 99.3 which I...
  6. KFunk

    Ok, let the betting begin....

    Thanks for the shoutout - I'm counting on you to make my internal chem mark awesome ;) (a feat I'm sure you will have managed). [p.s. airness will kill the humanities]
  7. KFunk

    Ok, let the betting begin....

    I'll vote for aural_sax05, that is, if his confidence is anything to go by ;-). (Edit: and wholovesmaths, without a doubt)
  8. KFunk

    Binomials - coeffeciants of terms

    Probably10 chars
  9. KFunk

    Binomials - coeffeciants of terms

    For this one it's probably best to combine the brackets a bit to get: (y<sup>2</sup> - 1/y<sup>2</sup>)<sup>7</sup>(y + 1/y)<sup>3</sup> = (y<sup>2</sup> - 1/y<sup>2</sup>)<sup>7</sup>(y<sup>3</sup> + 3y + 3/y + y<sup>-3</sup>) In the left bracket the first power in the expansion is...
  10. KFunk

    easy integration I cant do

    A line through (3,0) and (4,10) is rotated around the y-axis between y=0 and y=5
  11. KFunk

    Annoying tv shows?

    Hey! The Who make for awesome credit music :p.
  12. KFunk

    Complex numbers question

    expressing z = 1 + &radic;3i in mod-arg form gives us 2.cis(&pi;/3) so, z<sup>n</sup> = 2<sup>n</sup>cis(n&pi;/3) z<sup>n</sup> is real when Im(z<sup>n</sup>) = 0 , that is, when Im(z<sup>n</sup>) = 2<sup>n</sup>sin(n&pi;/3) which is equal to zero when n&pi;/3 = k&pi; ----> n=3k where k =...
  13. KFunk

    Official school rankings...sooooo?!?!?!?!?

    I love that internal assessment rankings count for a decent amount 'cause mine are going to save my ass where I did dumb shit in the exams - e.g. 3 - 1 = 4 (yes I did this... and it will have cost me 2 marks in ext 1 :D) Course Name Units Rank Order Outside School 15050 Chemistry 2 3 /...
  14. KFunk

    quick qu --> complex numbers

    It might be helpful to start with some of the mod/arg properties e.g. |zw| = |z|.|w| and arg(zw) = arg(z) + arg(w) so for the first one you have: a) |(1-i)z<sup>2</sup>| = |(1-i)|.|z<sup>2</sup>| = (&radic;2)r<sup>2</sup> ^since |(1 - i)| is &radic;2 and |z| = r --> |z<sup>2</sup>| =...
  15. KFunk

    Domain of Ln

    I would do it by considering f(x) = (x+3)/(x-2) = 1 + 5/(x - 2) This curve has a horizontal asymptote at y = 1 and a vertical one at x = 2 as well as a zero at x = -3. All you really need to know is where f(x) is &le; 0. Using simple graph drawing or otherwise you can determine that f(x) &le...
  16. KFunk

    Negative under the square root

    Well we define i such that: i<sup>2</sup> = -1 or, alternatively, i = &radic;(-1) ... that's about it really. Takes you into the complex number system.
  17. KFunk

    another complex number question

    This isn't the most straight forward way to do it but what you've got is the same form as those t substitution things so if you let R = tan(@/2) then x = cos@ and y = sin@ &there4; x2 + y2 = 1. More a cool pattern than a method to use.
  18. KFunk

    Who plans to continue doing maths at uni?

    Templar basically said most of the extended comments I would have liked to make regarding the USyd combined med program. However, I feel I should say (to WLM) that given your issues with others calling you 'wrong' it's a tad arrogrant to say that I am ["your statement quoted below is also...
  19. KFunk

    Question 19 - Apollo 13/Newton in the Driver's Seat

    Figuratively speaking Newton was in the driver's seat 'cause the motion of the shuttle/rocket thingo was due to newton's laws and his eq'ns of gravity. It was more like an english task - explaining the function of figurative speech in language and how the Newton reference made sense contextually.
  20. KFunk

    Multiple Choice

    But around a wire it's circular so it doesn't travel in a single direction.
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