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  1. mahmoudali

    2015ers Chit-Chat Thread

    Can somebody link me the the past hsc papers for biology
  2. mahmoudali

    gaaaay

    gaaaay
  3. mahmoudali

    Multiple Choice

    how the hell do you guys remember the questions and options ... like seriously Illuminati
  4. mahmoudali

    Ethanol classified as alkane?

    making yourself look bad brah,
  5. mahmoudali

    Writing ions and radicals

    dots are cool, stick with dots :P
  6. mahmoudali

    HSC 2012-2015 Chemistry Marathon (archive)

    re: HSC Chemistry Marathon Archive moey never knew H2SO4 was a catalyst :((
  7. mahmoudali

    HSC 2012-2015 Chemistry Marathon (archive)

    re: HSC Chemistry Marathon Archive since when was sulfuric acid (dehydrating agent) considered a catalyst?
  8. mahmoudali

    Haloalkane Isomers

    you dont even know what permutations are... so how is it funny?
  9. mahmoudali

    solubility rules

    can someone post a way to remember them i cant seem to make them stick into my head
  10. mahmoudali

    HSC 2012-2015 Chemistry Marathon (archive)

    re: HSC Chemistry Marathon Archive can you show how you did it with working out so we can all understand
  11. mahmoudali

    fast multiple choice qns [2]

    Moooeeyyy
  12. mahmoudali

    HSC 2012-2015 Chemistry Marathon (archive)

    re: HSC Chemistry Marathon Archive [/B] +1 for that would heating the galvanic cell increase in the voltage drop then can he zap himself to death or does heat not affect the voltage
  13. mahmoudali

    HSC 2013 Maths Marathon (archive)

    Re: HSC 2013 2U Marathon k... your scummy question is so scummy it took me only 2 mins to solve, if your purpose is to challenge 2Uers then DONT PUT SCUM QUALITY QUESTIONS!!!! thanks :)
  14. mahmoudali

    HSC 2013 Maths Marathon (archive)

    Re: HSC 2013 2U Marathon mmmmmmm kofta... come, at, me, food
  15. mahmoudali

    HSC 2013 Maths Marathon (archive)

    Re: HSC 2013 2U Marathon give me the taboulli i need energy
  16. mahmoudali

    HSC 2013 Maths Marathon (archive)

    Re: HSC 2013 2U Marathon i can do your question... i just dont waste my potentials on the scummiest questions that have been created by the scummiest people.
  17. mahmoudali

    HSC 2013 Maths Marathon (archive)

    Re: HSC 2013 2U Marathon one does not simply feed a scum with more scum :)
  18. mahmoudali

    HSC 2013 Maths Marathon (archive)

    Re: HSC 2013 2U Marathon nobody answered your first question and i doubt anyone will answer this one, you came to maths scum central :)
  19. mahmoudali

    HSC 2013 Maths Marathon (archive)

    Re: HSC 2013 2U Marathon sorry was thinking about sys question at the same time :D BAAAAADDDDDDDDDDAAAAA..........
  20. mahmoudali

    HSC 2013 Maths Marathon (archive)

    Re: HSC 2013 2U Marathon y=uv \ \ y'=u'v +v'u y''=u''v +2 u'v' +v''u \ \ y'''= u'''v +3u''v' + 3 u'v'' +uv''' \ \ etc (1+x)^2 = 1+2x+x^2 \ \ (1+x)^3= 1+ 3x +3x^2 +x^3 \ \ etc $pattern is pascals triangle$ \therefore \frac{d^5}{dx^5}(e^{-x} (1+x^2)) = -e^{-x} (x^2 +10x +21)
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