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  1. T

    Keep making algebraic mistakes - any advice?

    if your pushed for time in maths exams, become VERY good at the SIMPLE things. ie integration, differentation and graphing.
  2. T

    teacher gift ideas?

    my teacher is one of the most gentle people i have seen, too bad she sucks at teaching english.
  3. T

    what would a 32 raw mark in chemistry get scaled to?

    good plan until u fuck up 1 exam and get like 80 which means ur overall mark is 80 since ur first assuming no one else does better. So going to a better school means u get saved from a potential flop of a HSC exam.
  4. T

    what would a 32 raw mark in chemistry get scaled to?

    If there ranked 1st they get 99 and 99 so overall 99.
  5. T

    Rounding in the HSC

    Yeah thats what i meant to say, but i think there is only 1 actual mark they can allocate not a few marks.
  6. T

    Rounding in the HSC

    I have heard for science they have to allocate 1 mark to significant figures, this usually comes at the beginning of the exam. somebody correct me if im wrong.
  7. T

    What’s your day like?

    idk why i just like futsal or 5 a side way more than 11 aside cause you get to play every position and u dont get ur legs broken every game as a mid.
  8. T

    How to do this question.

    oh, very nice work.
  9. T

    How to do this question.

    RTP: x^2+y^2+z^2+2xyz=1 given that: arccos(x) + arccos(y) + arccos(z) =pi I have gotten expressions for xyz from taking the cosine and sine of the given statement (bottom one), i keep getting a bunch of sqrt(1-x^2) and such for each variable and I cant seem to rearrange to get the top expression.
  10. T

    ?? Is it hard to get atar over 85 ??

    Since most of your subjects i pretty rote subjects. For chem and phys, its gonna be next to impossible to learn everything well conceptually, so your best bet would be to get good at the easy things, ie memorise typical calculations (e.g. calculating ph, back titrations, Keq calcs), be...
  11. T

    Physics MOD 7 Confusion - any help asap is appreciated

    yeah, like you said, a key thing was that it was in theory that maxwell calculated v=1/sqrt(epsilon x mu), so obviously practical test had to confirm this. and iirc, maxwell did not yet know that there was a continuous spectrum of wavelengths of light, so scientists had to measure all...
  12. T

    Mod 7 polymers

    If its from baulko 2019, the answer says D but it is the one as state by jimmy so C.
  13. T

    king's property

    Is King's property assumed knowledge or are they more likely to tell you to derive it before using?
  14. T

    thoughts on fb hsc discussion page?

    pretty sure to get mod you need to be an active member initially
  15. T

    Comprehension responses

    thank you vv much
  16. T

    Comprehension responses

    Anyone know where I would be able to get exemplar responses (doesn't have to be exemplar but a good mark) on trial comprehension sections, I'm mainly looking for responses on 2019 and 2020 trials from top 20 schools.
  17. T

    How the hell do i do this

    capacity is just 380-220=160 ml (as water denisty is 1ml/g from data sheet). Thus the density of kerosense is (351-220)/160 =0.82 g/ml.
  18. T

    HELP!!!!!! induction question

    im assuming you got up to proving for K+1 and you got up to: kH(k)+1+H(k) after you plug in the assumption to LHS of the statement for n=k+1 then factor as such: H(k)[k+1]+1 then factor out (k+1) [k+1](H(k)+1/(k+1)) then note H(k) + 1/(k+1) = H(k+1) thus you get [k+1]H(k+1) as required...
  19. T

    ATAR estimate

    but this is only an estimate based on last years results, this is no where near a definite, just be wary as your school cohort can over/under perform.
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