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  1. Aerath

    Avatars

    I can't seem to upload a new avatar. Is it just me, or is this a site-wide problem?
  2. Aerath

    1 or 2 Related Texts?

    Just for the laughs, tell us what you got for English, and how many related texts you wrote. :p
  3. Aerath

    References

    Just wondering, do you guys get your school references? If so when?
  4. Aerath

    Terry Lee Solutions 3U

    http://www.hsccoaching.com/Resources/2009Ext1.pdf Edit: People have noticed that he has quite a few errors. ie pi/6 instead of pi/3, and 666 days instead of 100.
  5. Aerath

    Terry Lee Solutions

    Not sure if someone has posted these up already, but: http://hsccoaching.com/Resources/2009Ext2.pdf
  6. Aerath

    2000 hsc?

    Was it just me, or was this exam like...super hard? =\ I got like 2/15 in question 8.
  7. Aerath

    Circular Motion Question

    Could someone do the circular motion question for me? Thanks. :)
  8. Aerath

    ATAR Estimate Please =)

    Final ranks finally came in: School Rank: 7th Maths Extension 1: 3rd/160~ Maths Extension 2: 3rd/130~ English Advanced: 15th/210 English Extension 1: 20th/65 Physics: 7th/100 Chemistry: 3rd/100 Two things: 1. Estimate please. 2. Is there any point in me keeping Extension English? Thanks in...
  9. Aerath

    Ground State of Hydrogen?

    n=1 or n=2?
  10. Aerath

    pH

    <meta http-equiv="Content-Type" content="text/html; charset=utf-8"><meta name="ProgId" content="Word.Document"><meta name="Generator" content="Microsoft Word 12"><meta name="Originator" content="Microsoft Word 12"><link rel="File-List"...
  11. Aerath

    Induction Motors

    I'm just wondering...if someone could please explain how an induction motor operates. I've read Jacaranda, one of the answers in Success One, and my teacher's dotpoint notes - but I don't understand it. Many thanks in advanced.
  12. Aerath

    Polynomials

    I can never ever do these questions. Thanks so much: When polynomial P(x) is divided by x(x-1), quotient is Q(x) and the remainder is R(x) = ax + b. i) Given P(1) = 3, show that R(1) = 3 [done] ii) Furthermore, when P(x) is divided by x, the remainder is -4. Find R(x). Seen this question a...
  13. Aerath

    36~ days

    09ers. I've just realised that we only have 36 days of like....school left, excluding exam days. 11 week term, 3 weeks of trials, miss the first day of school cause of the pupil-free day, and miss the last few days after Yr 12 farewell. Holy shit....36 days of secondary education left. :(
  14. Aerath

    Mechanics Question.

    A body is projected vertically upwards from he Earth's Surface with velocity U. The acceleration of a particle in space is given by k/x^2 towards cenre of the earth, where x is the distance of the body from the centre of the earth. Given that the acceleration is g at the earth's surface, prove...
  15. Aerath

    Perms and Combs

    Show that 2n persons can seat themselves at 2 identical round tables, n persons at each, in (2n)!/n^2 ways. Thanks in advanced.
  16. Aerath

    Earth's Rotational Velocity Question

  17. Aerath

    Complex Number Question

    Any help would be appreciated. =) The points z1 z2 and z3 are 3 complex numbers that lie on a circle passing though the origin. Prove that the points which represent 1/z1 , 1/z2 and 1/z3 are collinear
  18. Aerath

    Projectile Motion

    Hey, sorta stuck on this question, any help is appreciated: A stone is thrown so that it will hit a bird at the top of a pole. However, at the instant the stone is thrown, the bird flies away in a horizontal straight line at a speed of 10m/s. The stone reaches a height double that of the...
  19. Aerath

    Frankenstein/BladeRunner

    Anyone else started off with Module A and is doing Frankenstein and BladeRunner? If so, where abouts are you up to in the course? Our first exam is Week 7, and we're still just reading through Frankenstein and doing a study guide (it's huge, 119 questions).
  20. Aerath

    Series and Sequences

    So lost with this question... =( The rain drops falling per minute forms the series 1+1+3+9+23+... with the nth term given by the formula Rn = 1-2n+2n i) Verify that 115 is a term of this series ii) Find the total amount of raindrops which fall over the river in the first 25 minutes iii) If...
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