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  1. S

    Mathematics Extension 1

    a) An odd function is defined by f(x) = -f(-x). At x = 0, f(0) = -f(-0) f(0) + f(0) = 0 (since f(0) = f(-0)) 2f(0) = 0 f(0) = 0, as required. b) Take any odd polynomial P(x). By the remainder theorem, P(x) is divisible by (x + 0) if P(0) = 0. From (a), we know that for all odd...
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    Poetry English Advanced

    Enjambment is pretty much whenever there isn't a punctuation mark (comma or full stop) at the end of a line. Eg The wind rose high As if a thousand eagles were sailing through Enjambment: the sentence continues onto the next line
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    English technique!!

    I'd just call it a recurring motif...
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    Length contraction

    Sorry!! You're quite right. Misread
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    Clarification on simultaneous equations.

    Here's how it works if you have 4 equations 1, 2, 3 and 4: Use equations 1 and 2 to make equation 5 (3 unknowns) Use equations 3 and 4 to make equation 6 (the SAME 3 unknowns) Use either 1 and 3 or 2 and 4 to make equation 7 (the SAME 3 unknowns). Now you have 3 equations 5, 6 and 7. Use 5 and...
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    Help with Geometry proof

    Construct a line parallel to the other two through x. Now x = 12 + 49 (alternate angles with parallel lines, adjacent angles) so x = 61 degrees
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    Question on sorting HELP?

    Insertion and Selection sort both require the 'shift' manoeuvre (when you insert an item into the array and 'shift' the rest down). This means they are quite inefficient on large amounts of data and are better done using 2 arrays (one for the unsorted pile, one for the sorted). Bubble sort is...
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    SDD tutor!

    I can help you. Send me a PM :)
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    Length contraction

    A and B mean you are in the same reference frame as the spaceship. C and D mean you're on Neptune, E means you're on Uranus. "L is the length observed by an observer in relative motion with respect to the object", that means travelling in any direction. so in A you're moving TOWARDS...
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    Share your 2009 HSC results here

    English Adv - 95 Maths 2u - 95 (08) Maths Ext 1 - 97 Maths Ext 2 - 94 IPT - 92 (08) SDD - 96 (08) Economics - 91 Physics - 91 16 units of band 6... Pretty set :D God, I really underestimated myself this year... I'm so happy for myself and all my friends :)
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    Need 98.5 UAI equivalent for course

    Are there any posts where people like, post the marks they got, and the UAI it was equivalent to?
  12. S

    Need 98.5 UAI equivalent for course

    Aww wow... Thanks :) Everyone on here seems so clever though... But I haven't been browsing for all that long. Oh, and I forgot to mention something! 4u and 3u get doubled to 2 units or something... So it still counts as 4 units of maths, even though my 2u mark is rejected... Can't remember...
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    Need 98.5 UAI equivalent for course

    Errm... I'm new to this site and I've never done this before, so... Here are some of my marks, hopefully they can give an idea of how I'm going: Last year (HSC marks and overall internal ranks) IPT - 92, rank 1/12 SDD - 97, rank 1/4 Maths - 95, rank 1/61 This year (Trial marks and...
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