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  1. N

    2014 HSC Mathematics Solutions

    Oh wow I hope you are right. But would they expect you to consider all that in 2u? Change in asymptotes etc
  2. N

    2014 HSC Mathematics Solutions

    Maybe OP can clarify?
  3. N

    2014 HSC Mathematics Solutions

    Really? Wouldn't it be undefined at that point?
  4. N

    2014 HSC Mathematics Solutions

    Damn, but x can't equal to pi/2 :(
  5. N

    2014 HSC Mathematics Solutions

    Ohh, is it because tanx=/=pi/2
  6. N

    2014 HSC Mathematics Solutions

    Wait, how?
  7. N

    2014 HSC Mathematics Solutions

    For 15 c ii, did they want the co ordinaries of P in terms of m? I just put (.5,e) And yeah, shouldn't 7 be C? Sinx=1 has one solution between 0 to 2pi and tanx =-2 has two solutions between 0 and 2pi.
  8. N

    General Thoughts: Mathematics

    Lol'ed
  9. N

    General Thoughts: Mathematics

    You need to add 11 to that. I don't remember the exact figures but after subtracting angle bca from 360 you will get 322. But bca includes 11 which should be added back. If that makes any sense
  10. N

    General Thoughts: Mathematics

    I think I got like 200020
  11. N

    General Thoughts: Mathematics

    Nah I think you should be fine. It would be pretty stupid to allocate a mark for simplification in that Q. Some people even left it as a decimal.
  12. N

    General Thoughts: Mathematics

    Shouldn't it be 1.003^60 outside the bracket?
  13. N

    General Thoughts: Mathematics

    YAY. did the same. Took me a while though. Hopefully, that's correct.
  14. N

    General Thoughts: Mathematics

    Superannuation? I got 44404 lol. Seems wrong
  15. N

    General Thoughts: Mathematics

    And m=2e?
  16. N

    General Thoughts: Mathematics

    I got that as well :)
  17. N

    General Thoughts: Mathematics

    Hey can I use the fact that the square of the ratio of the lengths of a triangle is equal to the ratio of the area? That's what I did for 15 b (iii)
  18. N

    Multiple choice help

    So do you assume that fees and interest add to your total revenue for the period and increase profitability?
  19. N

    Multiple choice help

    Hmm thanks. I guess B would make most sense. Its just that, like you mentioned, accounts receivable is strategy used for improving cash flow and doesnt really impact on profitability directly. its effects on profitability if any are indirect, again like you mentioned, through saving costs on...
  20. N

    Multiple choice help

    In a business the accounts receivable turnover ratio is 60 days, where in the previous year it was 50 days. The business has a goal to maintain or increase profitability in the current period. Which of the following would be a suitable strategy for the business to adopt? A) Write off all...
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