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    HSC 2013 Maths Marathon (archive)

    Re: HSC 2013 2U Marathon Simplify: (x-a)(x-b)(x-c)...(x-y)(x-z)
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    HSC 2013 Maths Marathon (archive)

    Re: HSC 2013 2U Marathon Don't take x=-3 otherwise \ln(f(x)) < 0 :)
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    HSC 2013 Maths Marathon (archive)

    Re: HSC 2013 2U Marathon 3x^2 = 6 -7x Solve quadratic.
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    HSC 2013 Maths Marathon (archive)

    Re: HSC 2013 2U Marathon Jigsaw and Detective Hoffman play a game. There are two blank dice with 6 sides each. Jigsaw has to fill in each side of both dice with a number between 1 and 12, and all numbers must be used. So each number must appear, and can only appear, once (i.e. if you have a 3...
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    The First Kiss

    awwwwww That's so much cuter than mine.
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    Textbook suggestions (science)

    I'm going to be using Jacaranda for physics in year 12, it seems pretty good. Sorry but I don't do biology or chemistry so can't say anything about them.
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    2012 Year 9 &10 Mathematics Marathon

    If you know probability, here is a question I posted in the year 11 marathon. a) Let S(n) = 1 + 2 + 3 + ... + n This is S(n) expressed in ascending order. By considering S(n) in descending order show that S(n) = \frac{1}{2}n(n+1) b) Consider a bag. This bag has every single letter of the...
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    2012 Year 9 &10 Mathematics Marathon

    You could make the observation that the area of the white outer is equal to the area of the white inner.
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    Hardest Trial

    Oh I really hope you're right, otherwise I might have to reconsider my aims and goals.
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    Hardest Trial

    It's scary that I'm going to have to compete with people like you in the HSC .
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    2u Multiple Choice practice questions

    You could try acquiring some 2012 2U trials? Other than that I'm not aware of many (if any) m/c practice resources.
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    Do you make notes for Maths?

    lol I forgot to answer the actual question. No, I don't personally make notes, but some of my close friends do and it really benefits them. So I'd recommend finding what you like best and sticking with that.
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    Rivalry's Complex Numbers Troubles

    But year 11 is over, year 12 starts in just over a week from now!
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    On your L's..

    Oh, thanks for the heads up. I'm still on my L's, so yeah...
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    Rivalry's Complex Numbers Troubles

    omg you guys are so smart :( I've started complex numbers these holidays, but I've got no idea about some of the stuff in this thread.
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    On your L's..

    Yep just always go by what the book says.
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    3unit methods in 2unit

    I only did 12 units in prelim, need to work out what to drop though after picking up maths/english :S
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    3unit methods in 2unit

    L'Hopital's rule is taught in 1st year uni maths, but can be used when evaluating certain limits. Hence why people talk about it a lot :)
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    3unit methods in 2unit

    You can't use stuff like L'Hopital's rule in the HSC, so they can punish you.
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    Do you make notes for Maths?

    There isn't even a standard integral to integrate logs.
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