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  1. imoO

    Mark my response!!

    Hi everybody, I have a in-class response and I have already been given the question - "Describe the role of the Reserve Bank of Australia in the operation of financial markets in Australia. Investigate the operation of a specific financial market in Australia. Be sure to include in your...
  2. imoO

    Mathematical Induction....completely lost...

    Okay so I've just started this...and I have no idea what the hell I am doing. 1+3+5+...+(2n-1) = n^2 I understand the n=1 bit...I just have to test that on LHS and RHS..but as soon as I see n=k...I'm confused...and then somehow I used n=k+1 after that? Can somebody please explain!!! If you...
  3. imoO

    Applications of Derivatives Question..?

    Question: An airline company marks the price of a flight at $400, less a group discount based on the number of bookings made. The price, R dollars for each person in the group of x people is R = 400 - 0.5x The cost of running the flight is a fixed cost of $5000 plus $150 per person. Show that...
  4. imoO

    The School Certificate!

    is a major waste of time in my opinion.
  5. imoO

    Help: Maths: Applications of Derivatives..

    I am absolutely stumped on what to do.... Like I've got a stragtforward question and know what to do, but to work backwards, I've no idea: This is the question: Show that y = x^3 - 3x^2 - 6x - 2 has an inflexion point at A (1, -10). A line through A cuts the curve again at B and C. Show...
  6. imoO

    Subjects for NEXT YEAR help, I'm confused.

    Okay, so I am currently doing 13 units, thanks to my 3-unit maths, and I plan to drop one subject and do 12 if I can pick up 4-unit maths. However, I'm not sure about this: What if I can't do 4-Unit but can do 3-unit..I will then be doing 11 units...Then whats the point of doing 3 unit...
  7. imoO

    Trigonomic Identities

    Hey everybody, I have a question I came across while revising for my examsx...I'm in year 11... I know how to do most of them like sin75 > sin(45+30) blah blah... but where would I go from tan 285?...I think somehow it becomes tan 75 from 360-287...but I don't know. We've had a sub for alot...
  8. imoO

    Survey: Is is a good idea to do 12 Units in Year 12?

    Hi there everybody, I'm currently in Year 11, and I know its a long shot away, but is it a good idea to carry 12 Units into the HSC? Currently I am doing: 3-U Maths Eng Adv. Chem Phys Eco S.L.R I am thinking next year: 4-U Maths Eng Adv. Phys Chem Eco Mainly because I don't know what to...
  9. imoO

    Economics Survey on shoes

    Hi there, I'm doing a survey for economics, as it is on consumer choices. Name: Age group: (21 and under, 21-35 or 35+), please pick one. Employment (Unemployed, Part time or full time): Do you own a pair of Nike Air Force One’s? How many pairs do you have? (Answer not...
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