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  1. K

    Extension 1 HSC 2014 Prediction

    Inb4 massive let down and they give the most bland paper ever.
  2. K

    Extension 1 HSC 2014 Prediction

    Combinatorics pls Yes pls =)
  3. K

    Extension 1 HSC 2014 Prediction

    Prediction: there will be maths.
  4. K

    After hsc??

    Yes. Play games, enjoy life, try to fix sleeping habits but end up spending it on BOS instead (not necessarily in order).
  5. K

    2o13 Q10

    Well, it eliminates A and B straight off if you notice the solution to the equation given is -2 \leq x \leq 3. And yeah I do, thank you =)
  6. K

    2o13 Q10

    Kuro is here =). Fastest way I can think of is take cases as to whether x < 2, 2 \leq x \leq 3, x >3. By inspection, solution to the original equation is -2\leq x \leq 3 You can actually eliminate A and B straight off using this, and then you just need to choose between C and D; D can...
  7. K

    BOS Trial 2014 Extension 1 Solutions & Marking Criteria

    Thank you again Trebla and Carrotsticks.
  8. K

    Raw mark for B5 - 3U MATHS?!?!

    http://community.boredofstudies.org/10/maths/325336/2013-3-4u-raw-marks-database.html http://community.boredofstudies.org/461/atar-hsc-marks/324426/updated-raw-marks-database-sortable-excel-file.html
  9. K

    Raw mark for B5 - 3U MATHS?!?!

    Probably like 50%? Idk, check the raw mark database
  10. K

    Confused about delta H for spontaneous reactions

    My bad, thanks for the correction =). I really should brush up on first year chem...thanks for reminding me about the formula.
  11. K

    2015ers Chit-Chat Thread

    Yes, HSCeebs. Generally I set aside a night for doing whatever I want, which these days is mainly watching anime, try doing that.
  12. K

    Confused about delta H for spontaneous reactions

    What you might want to look into is entropy and Gibbs free energy to see how enthalpy factors into the spontaneity of a process.
  13. K

    What's the best way to go about learning Perms and Combs?

    Yes. Do problems. Terry Lee's Fundamental Mathematics is pretty decent for combinatorics, and it also has worked solutions included in the book. Otherwise, I suggest looking at those past HSC books published by Coroneos and trying the problems in them (they also come with worked solutions).
  14. K

    lol probability question

    Use the calculator to find out the value of the fraction and see if they're identical values for as many decimal places as the calculator can give.
  15. K

    lol probability question

    a. For each egg, the probability of the offspring not being an albino is \frac{31}{33}. As there are 3 eggs, the probability of none of them being albinos would be (\frac{31}{33})^3, since none of the eggs can have albinos inside. c. Just subtract the probability of having 0 albinos from 1...
  16. K

    Question regarding volumes, pressures and Le Chatelier

    Precisely. Repped =). Edit: You must spread some Reputation around before giving it to faisalabdul16 again. D:
  17. K

    Hardest HSC year for extension 1?

    To answer the thread question though, I found 2002 reasonably challenging.
  18. K

    Do teachers universally follow this routine?

    He loves what he does, which I really admire (in fact, there are 3 people in their late 60s or 70s in the maths department at my school, one of whom is retiring this year). But yeah, he told me once that he loves teaching and won't stop for a good couple of years at least.
  19. K

    Where do HSC examiners come from

    Yeah I know haha. But, but, FMS said MIF was bad...not exactly well-informed =P.
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