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  1. rawrence

    What to do 1 day before maths???

    Press Shift then find the a button which says Pol in yellow (for natural calculators) and just press the top right button Pol( for older SVPAM calculators. On the screen you'll get Pol( and just enter your x and y values (with a comma in between) from x+iy to get your modulus and argument i.e...
  2. rawrence

    Some Extension 2 Revision Material for Cramming :D

    Zhiying, nothing big, but your y² = f(x) curve example is slightly wrong. When you have a double root like the example you use, the shape is continuous: But props for you, good notes
  3. rawrence

    2011 HSCers offer tutoring?

    I'm doing Chemistry, Mathematics 3U and helping in 4U (I don't know it well enough to fully tutor a course). I'm keeping all the stuff I know "fresh" in my mind because knowledge is valuable
  4. rawrence

    Study and exam strategies for mx2

    Look at a question, if it doesn't come to me or I don't have a practical attempt in solving the problem, I skip it within 5-15 seconds to come back to it later. Really focusing on Q1-6, aiming for above 95% of the questions correct, and Q7-8 I will attempt but not get bogged down If I leave...
  5. rawrence

    Q2(d)(i) 2008 Ext2 -- please explain

    M is the mid point of Q and R so z(w+con[w])/2 and a complex number + it's conjugate = 2Re(w) therefore midpoint is z(2Re(w))/2 = zcos(2pi/3) which can be evaluated as -z/2 And the reason it's 1/2(Q+R) is because like having (x1,y1) (x2,y2) on a cartesian plane, complex numbers represent these...
  6. rawrence

    What are you guys scoring in pastpapers?

    Extension 2 = Inconsistent, so a big range between 80s to low 100s, average maybe low to mid 90s Extension 1 = low 80s
  7. rawrence

    What to do 1 day before maths???

    Have a bat
  8. rawrence

    after hsc goals?

    Getting a life
  9. rawrence

    Favourite and most hated maths topics

    Hate: All forms of probability, particularly combinatorial probability and roots of unity problems Favourite: Mechanics (incl. circular motion), Conics, Volumes and geometrical interpretations of complex numbers
  10. rawrence

    what can't you study without?

    I can't study maths without music. But for everything else I can't study with noise. And a good source of natural light. Need that shit.
  11. rawrence

    Who thinks they are going to get 99+?

    Pretty good, that English is letting you down a bit though. But you beasted Chemistry + reasonable mark in 3U. I'm thinking a 95-97 But I'm shit at this guesstimating crap.
  12. rawrence

    Advanced related material

    I used Spirited Away, worked extremely well with this year's and last year's Q (identity and place). Works very well with a text like Dickinson's poetry (and I guess Skrzynecki), if you can create a contrast between a text which embraces the two and one that rejects it.
  13. rawrence

    What are your plans after the HSC???

    Holy Jesus on a piano eating popcorn. That was so sad.
  14. rawrence

    What are your plans after the HSC???

    Studying for the HSC LOLJKZ Getting a job, getting a new camera lens, a new phone, a new haircut, going to Singapore, Macau, Hong Kong and Shantou, finally getting my Ps, finally having the time to go and take 'someone' out.
  15. rawrence

    Gaddafi dead.

    \textrm{Cinna: Liberty! Freedom! Tyranny is dead.}
  16. rawrence

    What does it feel like to finish HSC?

    I concur, as stupid as it sounds, finishing english feels like finishing the HSC LOL
  17. rawrence

    Who thinks they are going to get 99+?

    Looks solid enough for a 90 lul
  18. rawrence

    Estimate your marks here

    I'd be happy with: Paper 1: Section I = 11/15 Section II = 13/15 Section III = 13/15 Paper 2: Section I = 17/20 Section II = 13/20 Section III = 14/20 I'd be ecstatic if I can grab those few extra marks in P1S1 and P2S3. But if I can replicate close to what I got in trials...party for sure.
  19. rawrence

    How many hours for the year 9 yearly

    wtf's a year 9
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