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  1. HSC2014

    Demento's Year 10 maths practice paper thread

    I was talking about your solutions to the abs value questions. If you did them by case definitions, then you have to check their met the conditions (If you don't get what I'm saying dw. And there was only 20 questions all together so probably wasn't too many abs values).
  2. HSC2014

    Demento's Year 10 maths practice paper thread

    Did you check your solutions to see if they met the conditions !?!?
  3. HSC2014

    Demento's Year 10 maths practice paper thread

    It get's annoying when there is multiple absolute values. And also graphs are just -_____________- y= |x+3|-|1-x| Too many times I got this wrong I don't even want to look at it.
  4. HSC2014

    Demento's Year 10 maths practice paper thread

    LOL. DON'T MAKE IT SOUND SO SIMPLE. I struggled on that for weeks. The concept of it and harder questions hurt your head.
  5. HSC2014

    Demento's Year 10 maths practice paper thread

    Are they the same thing to x-intercepts then? Edit: Post #100 woot.
  6. HSC2014

    Demento's Year 10 maths practice paper thread

    Btw what does it mean by roots? I've seen that word thrown around a lot in polynomials and stuff (I havn't learnt it yet). Does it literally mean.. square root? or is it like basis or something.
  7. HSC2014

    2012 Year 9 &10 Mathematics Marathon

    I overlooked this bit :( So that's why going into equations and stuff didn't work so well. Integers integers integer. Does a math question ever include redundant information which is not necessary to like... trick someone? Like for the triangle question they could have included 12m^2 as the...
  8. HSC2014

    Demento's Year 10 maths practice paper thread

    I expect a single question that involves high-order use of all those topics hahaha
  9. HSC2014

    2012 Year 9 &10 Mathematics Marathon

    I blame too much free time ^^
  10. HSC2014

    2012 Year 9 &10 Mathematics Marathon

    Hahahahaha I know that feel bro. So many times..
  11. HSC2014

    2012 Year 9 &10 Mathematics Marathon

    One day you will be able to see into the future Fawun. Ain't even lying lol. With more experience, the better you can tell if you're heading down the wrong road when trying to solve a question. At this point, you rethink your approach and start over.
  12. HSC2014

    2012 Year 9 &10 Mathematics Marathon

    With more experience you can see steps ahead of you that are redundant i.e. they just take up space. The markers will be able to see it too and so writing it out completely won't be necessary. It's like how mathematicians use the term 'clearly' in their solutions.
  13. HSC2014

    2012 Year 9 &10 Mathematics Marathon

    Fawun you be levelling up
  14. HSC2014

    2012 Year 9 &10 Mathematics Marathon

    3 pages later I think I may have to give up. :'( :'( Edit: Fail whale, x = 5. I thought a maths question could always be tackled by manipulating the equation to get an answer. Who would've thought of 3,4,5 triangle seriously LOL..
  15. HSC2014

    2012 Year 9 &10 Mathematics Marathon

    Yeah I've been messing around with that for a while now. I WILL GET THE ANSWER WAIT FOR IT LOL. Sy123 has pointed out some famous pythag triad I am unaware of, so I'm not going to google it :)
  16. HSC2014

    2012 Year 9 &10 Mathematics Marathon

    For Q9, is it saying that the base is 1m longer than one of the equal sides, or the sum of both equal sides?
  17. HSC2014

    Demento's Year 10 maths practice paper thread

    Oh yeah. Mind boggling (was thinking of paradoxes and stuff haha).
  18. HSC2014

    Demento's Year 10 maths practice paper thread

    Wait is it friday? I cant find the solution..
  19. HSC2014

    Demento's Year 10 maths practice paper thread

    lolparadox. Stopeet. Youre going to create a blackhole
  20. HSC2014

    Years 9 & 10 2012 Chit Chat Thread

    I need to surpass Demento and then mystery math guy. :) /lifegoal
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