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    Differential calculus help

    Hey guys, I've had 2 lectures so far for this course and decided to start working on exercises. Could anyone please help me with this question: If z=x+iy, express Re(z/z̅) explicitly in terms of x and y. I understand that the complex conjugate of z is x-iy etc, but I keep ending up with...
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    Electrical engineering enrolment

    Hey guys. What exactly happens during enrolment? When enrolling into electrical engineering, am I required to pick any units of study, seeing as though the first year only consists of core topics? Units of study list from handbook...
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    Atar estimate!

    Hey guys, so i received my hsc results today and wanted some estimates based off you guys. Is an 85+ possible? Standard english 84 IPT 83 Mathematics 88 MX1 42 Phys 78 SOR1 43 Thanks.
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    Approx raw marks needed for 80+ atar.

    Hey guys, for these subjects, approximately what raw marks would be required in order to attain a minimum atar of 80? English standard. SOR 1 unit Mathematics Mathematics Extension 1. IPT Phyisics. Thanks.
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    ATAR Estimate.

    Hey guys, i'm aiming for an ATAR of 80+. With these trial marks / overall rankings, is it possible? School is ranked in the low 200's i presume. Standard english 85%, 6/91 SOR 1u 82%, 27/81 Physics 76% 11/19 Maths 84% 17/55 MX1 78% 21/35 IPT 88% 4/17. Thanks.
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    E12 Scheme

    Hey guys, how many people here have been accepted for E12? One of my friends have received it, and i'm not sure whether USYD have finished accepting people yet. Also, do they notify you if it has not been successful?
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    Std. English.

    For my Standard English trial, I had received a mark of 86/105. I am certain that this mark was the highest throughout the year group. Considering i received around the same for the actual HSC, which band would this equate to? Thanks.
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    Quick question

    'Suggest a possible reason why passing the neutrons through a material rich in hydrogen could act to slow down the neutrons and increase their chance of being captured.' I'm not really sure of this question, I'm assuming it has something to do with Chadwick's experiment because he used paraffin...
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    common error.

    6÷2(1+2) Is the answer 9 or 1? I reckon it's nine, but everybody else says its 1? I'm using my bodmas and stuff It's burning me.
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    Inverse trig

    Hey guys, can anybody please help me with q9 as well as 10b? Thanks. http://puu.sh/2NXy6.png
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    AC generator

    Can anyone please explain to me how slip rings work? Thanks
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    Practical Assistance

    I received a practical assessment and i'm not sure how I should approach it, or what I should do. The question for the practical is: How does the period of the oscillation of a loaded rubber band depend on the mass of the load? In the description, it says: When a mass is attached to an...
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    simplifying

    So i'm doing some induction, and in the back of the book it did this: http://puu.sh/2bUAQ can anyone explain how they got from that line to the next please?
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    Urgent help!

    Explain the implications that the Papal writing Mater et Magistra and Pacem in Terris has for Christians today? My mind is completely blank from this question. Any help guys?
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    Another acceleration question

    Hey, im not quite sure on how to do q 9c for this question.
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    Acceleration question

    So for this question, it says the object leaves the origin. How do i know what value of x to use when i am trying to find c after integrating?
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    Question

    I had an exam for business yesterday and i was uncertain of a question. A question asked whether a product must be of what quality? Is it merchantable or acceptable quality?
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    Estimate for a friend based off prelims.

    Hey guys my friend wants to know an estimate, he used an atar calculator and received ~75 with these marks. Could he get an estimate please? School rank ~272. Subject Rank/mark: Advanced English- 83 --> 11/73 Modern- 79 --> 11/44 Ancient- 84 --> 11/34 Business Studies- 81 ---> 4/20...
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    looking for 2,3unit mathematics tutor

    Hey guys, me and a friend of mine are currently in search of a tutor that can teach us both in one session. We are currently in year 11 studying 2 and 3unit maths. If there are any available at or near Lidcombe, could you please notify me? You can notify me by email, ibrendon_@hotmail.com, or...
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    need some help

    I need help on this question, thanks.
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