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  1. K

    Awesome video on understanding the credit crisis

    Hi guys, i came across this video from another person. Thought it was very good in terms of understanding the credit crisis in the most simplest way as it uses heaps of visuals. Really recommend watching it, its about 10mins. Should help you 09ers out heaps. YouTube - The Crisis of Credit...
  2. K

    Engineering week 0

    Err anyone know whats happening? Is there anything on for us engineering first years or is it another week of holidays till the 9th.
  3. K

    Quick picking subjects/timetable Q's

    Hey folks, So im doing the commerce/engineering double and i need to pick my first year subjects, picked civil engineering and im having some trouble. So i enter these subjects into the timetable generator thingy MATH1131 Mathematics 1A (6 UOC) MATH1231 Mathematics 1B (6 UOC) PHYS1121...
  4. K

    Quick Financial App Q 2007 hsc

    Q9 c ii Can you please explain how to get A1, A2 etc for that Q. From what i interpret, the person puts in 3 $1000 contributions i.e. 1st birthday - $1000 2nd birthday - $1000 3rd birthday - $1000 It doesnt include the day the person was born right? The way i was taught in...
  5. K

    Probability Question quick Q

    In a class of 30 students, 22 study chem, 18 study physics and 13 study both. If one student is chosen at random, what is the probability that she/he studys chem OR physics So without adhering to any formula, i used a venn diagram + logic So the answer i get is (9/30) + (5/30) = 14/30...
  6. K

    Binomial theorem Q

    First and foremost, id like to say that binomial theorem is the hardest stuff ive ever done, seriously struggling :confused: :( The following is from Exercise 5E Q7c of Camrbidge maths. (x - 2y)^12 i. Find the coefficient with the greatest absolute value ii. Find the term with...
  7. K

    Wikipedia elective for english

    http://www.smh.com.au/news/web/hsc-to-run-wikipedia-course/2008/05/26/1211653895427.html What the? Thought id post it here because its more relevant to you 09 folks
  8. K

    Stupid Q - general solutions

    Hi guys, having one of those stupid :o moments. find the general solution of: cos x = - 1/2 so i do x = pi - pi/3, pi + pi/3, 3pi - pi/3, 3pi + pi/3........................... I list it that way but i cant seem to get the general solution that the answer lists from analysing the...
  9. K

    Magnetic flux, emf in a generator woe

    Hi guys, got abit of a point im finding hard to get my head around. From pg 138 of Jacaranda Physics referring to the magnetic flux and emf graphs against time. "The flux threading the coil is at a maximum value. The emf is zero, as the gradient of the flux versus time graph is zero which...
  10. K

    Quick question - trig integration

    Hi folks got a question that im stuck on. Integral of sin.e2x/e2x Edit: I think this is it, please check it math guru's :) So i could write it as Integral of 1/e2x . sin.e-2x = - 1/(e2x.-2e-2x) . cos.e-2x + C = + 1/2 . cos.e-2x + C
  11. K

    free programs/software to draw structural diagrams of polymers

    Re: [ #1 Chemistry Syllabus Notes ] Anyone know any good free programs/software i could use to draw structural diagrams of polymers etc.
  12. K

    Question on integration of exponentials

    Just a small question im stuck on (last question for HW then im done! :cool: ) a) Differentiate xe^x Pretty sure i got this part covered. d/dx = xe^x + e^x = e^x (x + 1) b) Hence find ∫ 2 to 0 xe^x dx Not sure on this part as i keep on getting the wrong answer (i assumed...
  13. K

    Urgent Physics Question on Sketching Magnetic Fields & Direction

    Hello guys. Im currently revising for a test and i am having trouble sketching the magnetic fields & direction and was wondering if somebody would help me sketch the lines on this question using paint or something which will be greatly appreciated. Thanks in advance. Click here for the...
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