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  1. K

    Dux, Du, Matrix or Troung?

    i would say dr du.
  2. K

    rates of change question

    what i did was : dv/dt = dv/da *da/dt since v = 4/3 * Pi r^3, a=4Pi*r^2, so v = (1/3)*r*a, dv/da=(1/3)*r so 10 = (1/3)*r* 1 r = 30.. as opposed to r=20 in ur case.. why is my case wrong?
  3. K

    rates of change question

    The answer 7b) is 32000Pi/3 cm cube. i just need help with 7b)
  4. K

    is it just me or is phys1121...

    to ace this shit, read textbook.. finish. Actually, theres only a few formulas to remember.. like u just gotta remember this one formula for momentum .. then the rest is just algebraic? imo.
  5. K

    integration by parts

    integrate (from 0-1) x*sin(n*x*Pi/2) dx tell me if u get what i got: {[ 4sin (nPi/2) ]/ (nPi)^2} - [2cos(nPi/2)]/(nPi)] n is just an integer constant
  6. K

    Lost

    Re: Lost - Discuss Future Episodes Here! i dunno but whatever happened to walt and hes dad and dog? and the couple living on the island..
  7. K

    your current favourite song

    chemical rush, brian mcfadden
  8. K

    Help me decide whether its my ISP problem or my modem

    no, nothing in between... probably a distance of 3-4 meters.. im pretty sure its the modems wireless stuff up and its not an interference problem coz another laptop of mine couldnt connect as well... Also, as soon as i switch off modem, wait 10 seconds, turn it back on again... the wireless...
  9. K

    Help me decide whether its my ISP problem or my modem

    hmm.. resetting sounds nice.. havent tried that.. all i'v done up to now was probably unpluggin , blowing, then pluggin in again..
  10. K

    Help me decide whether its my ISP problem or my modem

    im using TPG 130GB plan $49.99 adsl2+ which is notorious for having connection problems/disruptions.. im using a modem called T-link with an router (not in built) separately and um, my first disconnection occurred randomly nothing much special.. since after that.. i'v been receiving frequent...
  11. K

    hey, whats ur name?

    hey, whats ur name?
  12. K

    Find the inverse.

    the inverse is : y^y = e^x dont need to make y the subject..coz its the same thing..
  13. K

    your current favourite song

    airplanes b.o.b my first kiss kesha n 3OH3
  14. K

    Is there something wrong with my car??

    i press down break while i accelerate with neutral gear on.. what the fk.. some dudes were telling me thats how u wreck your car.. Can somebody jus tell me step wise how to rev a car.. .. it comes in bits n pieces and all contradict each others shits.. and no, i wasnt on an incline therefore...
  15. K

    Is there something wrong with my car??

    omg, whoever told me that reving can be done if u put on neutral and accelerate.. well it doesnt.. and i discovered that accidently when i was waiting for traffic light, i put on neutral n forgot to put back to drive when im ready to go.. My car jus went straight(it went forward but obviously...
  16. K

    Selling textbook computing for engineers 2ed

    Those doing course engg1811.. your prescribed textbook is Computing for Engineers 2ed by Chapra & Larsen.. I got the book.. excellent condition. Selling for $40 meet me at campus or at city or at hurstville. Also selling Fluid Mechanics 6E International Ed .. prescribed textbook for CVEN2501...
  17. K

    Fines.

    what? so u turned right when theres no right turn sign??? but there are heaps intersections without right turn signs... its only natural to think u cant turn when theres a no right turn sign on..
  18. K

    3 point turn question

    lucky i didnt need to do hill start... otherwise i would crash into the car behind me.. my handbrake is mental..
  19. K

    The Hurt Locker

    ic
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