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  1. Octagon

    Fins1613?

    Is FINS1613 a first semester course for first year actuarial students? The class timetable is looking pretty full atm.......
  2. Octagon

    Epping Maths Tutor - New Slots Now Available

    It was my pleasure to have Drongoski as my 4u maths tutor in 2012. As a student coming from a country school that is few hundred kilometres away from Sydney, I was only able to visit him for 2-3 lessons during each school holiday, although from Drongoski’s dedicated and concept-based approach to...
  3. Octagon

    Band 6 Cut-off estimations?

    74
  4. Octagon

    pH QUESTION!

    LOL i got 13.57, didnt round till the end, dunno where I went wrong...Did you guys go pH = 14 - pOH?
  5. Octagon

    Biki Redirection Problem

    Re: biki Yeah, I think IE8 works too.
  6. Octagon

    General Thoughts: Mathematics Ext 1

    ^ 95 ish I reckon
  7. Octagon

    Mark needed for 45/50?

    Around 57 out of 84 I think.
  8. Octagon

    ATAR Estimate Thanks =)

    ^Yeaa, probably no 90 :/.
  9. Octagon

    Keys points to address in Galileo's analysis of the projectile motion?

    With the ship mast experiment, wouldnt it demonstrate relativity more than projectile motion as dropping a ball isnt too much of a projectile motion is it, even with people on shore seeing the ball following a parabolic path, would you have to say that he assumed that projectile motion has a...
  10. Octagon

    Keys points to address in Galileo's analysis of the projectile motion?

    Did Galileo do any experiments in his analysis? Are these some of the key points? -Independent horizontal and vertical components which adds up to the overall motion -trajectory is parabolic Thanks guy!
  11. Octagon

    Assessing evidence

    Awesome! High band 6 in Chem for you babe!
  12. Octagon

    Assessing evidence

    So characteristic air is trapped within the antarctic ice layers, why is there limited measurements before the1960's, wouldn't you just go into the deeper layers to obtain the measurements? Your response was very helpful, thank you!
  13. Octagon

    Assessing evidence

    Hi guys, how would you assess the quantitative analysis of air bubbles trapped in Antartic ice as a part of direct evidence indicating the increase of the NOx and SO2 concentrations? Is it accurate and reliable? Is there better evidence to use? could I imply the measurement of NOx concentration...
  14. Octagon

    IB Maths Tutor - Sydney

    I like to give my sincere thanks to Drongoski for the tutoring sessions he delivered to me during the school holidays, and I really like to recommend him to any Maths students. His sessions were well prepared and organised, in fact, from the materials that he prepare and use, I can see the...
  15. Octagon

    Looking for an experienced 4u maths tutor this Easter holiday

    Hi guys, I will be going to Sydney for 3-4 days next week for some 4u tutoring, since it will take a few hours of driving to get to Sydney from where I live, I am looking at a few compacted sessions on revising the following topics, complex numbers, polynomials, integration, curve sketching and...
  16. Octagon

    And I'm pretty sure the elevation is not Y-A, was trying to attach a scanned image of the...

    And I'm pretty sure the elevation is not Y-A, was trying to attach a scanned image of the question, but couldnt find a way:spzz:
  17. Octagon

    Spiral, you've reached your max private message quota!congratz man!

    Spiral, you've reached your max private message quota!congratz man!
  18. Octagon

    HSC 2012 MX1 Marathon #1 (archive)

    Re: 2012 HSC MX1 Marathon Trig Help A vertical tower of height h meters stands at the top of a slope of inclination A to the horizontal. An observer at the foot of the slope finds the angle of elevation of the top of the tower to be B. The observer walks a distance d m up a line of greatest...
  19. Octagon

    Complex Locus Problem

    Sorry, i am still a little bit confused. I dont get why we are equating the real parts to zero.:confused2:
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