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  1. WeiWeiMan

    Looking for BoS trial volunteers

    volunteers aren't paid
  2. WeiWeiMan

    Inverse Trig Question - Year 11 Maths Ext 1

    tan^-1(√2-1)+tan^-1[(1-(√2-1))/(1+√2-1)] =π/4 tan^-1(√2-1)+tan^-1[(2-√2)/√2]=π/4 tan^-1(√2-1)+tan^-1(√2-1)=π/4 2tan^-1(√2-1)=π/4 tan^-1(√2-1)=π/8
  3. WeiWeiMan

    2024 HSC Chat

    nah it's like top 99% of the population
  4. WeiWeiMan

    best med uni?

    im going uts med
  5. WeiWeiMan

    best med uni?

    med is med
  6. WeiWeiMan

    Application of complex numbers question

    w is a solution to z^3=-1 z^3+1=0 sum of roots =-b/a=0 -1+w-w^2=0 (6w+1)(6w^2-1) =36w^3+6w^2-6w-1 =-36 - 6(-1+w-w^2)-6-1 = -43-0 = -43
  7. WeiWeiMan

    🐺

    🐺
  8. WeiWeiMan

    Inequality Proof

    probably a,b,c > 0 and a≠b≠c since this looks like an application of AM/HM rearranged a bit consider (a+b+c)(1/a+1/b+1/c) > 9 (a+b)(1/a + 1/b) > 4
  9. WeiWeiMan

    Can one of you guys give me a quote for my yearbook

    You can't add days to your life, but you can add life to your days.
  10. WeiWeiMan

    the tate bros

    do you happen to also be 6'6
  11. WeiWeiMan

    Class of 2025 (2025 HSC CHAT)

    school tryna sabotage you fr
  12. WeiWeiMan

    Atar Estimate (Again)

    roughly 35-40
  13. WeiWeiMan

    2024 HSC Chat

    if you've covered everything, you probably don't learn any content after trials you may learn some heuristics/exam technique tho
  14. WeiWeiMan

    help -> combinations and permut

    a. 9 choices for first digit (can't be 0), 9,8,7 etc for next digits total = 9*9*8*7*6*5*4*3*2*1=9*9! = 3265920 b. 9 choices for first digit (can't be 0), 10 for each subsequent digit total = 9 * 10^9 [9 other digits]
  15. WeiWeiMan

    Class of 2025 (2025 HSC CHAT)

    perms and combs is very difficult
  16. WeiWeiMan

    :awesome:

    :awesome:
  17. WeiWeiMan

    I will buy your HSC exams

    how much you good with $300 per exam?
  18. WeiWeiMan

    Class of 2025 (2025 HSC CHAT)

    .95 inc
  19. WeiWeiMan

    Class of 2025 (2025 HSC CHAT)

    still are
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