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  1. J

    4 unit assessment

    No you don't understand! That was the point of the assessment.. well, not really but I am allowed to ask for help, as it is "all part of my study". The task itself doesn't really matter, just what I learn from it... btw it can't change my rank as I'm the only student so technically I could...
  2. J

    4 unit assessment

    Hey, I've been given an assignment that's weighted 25%, and there are a couple of interesting questions. Help would be most appreciated: Find all x such that sinx=cos5x (I know how to do this, using demoivre's theorem to find an expression for cos5x in terms of cosx but I get stuck with a...
  3. J

    Bionomail Probablity

    arrgh! well, thats what happens when you try and paste maths type stuff heere. oh wel, sorry about that, but i did it by finding the probablity of getting zero, one two and three defectives and determing that: P(accepted) = P(0) + P(1) x (P(0) + P(1) + P(2)) + P(2) x ((P(0) + P(1)) + P(3) x...
  4. J

    Bionomail Probablity

    Chance of 1 item being defective = <?xml:namespace prefix = v ns = "urn:schemas-microsoft-com:vml" /><v:shapetype id=_x0000_t75 stroked="f" filled="f" path="m@4@5l@4@11@9@11@9@5xe" o:preferrelative="t" o:spt="75" coordsize="21600,21600"><v:stroke joinstyle="miter"></v:stroke><v:formulas><v:f...
  5. J

    z = x + iy Form

    Well I'm glad that it isn't. my teacher is a real stickler for the syllabus when it comes to exams. i have my ext 2 paper tomorrow, but i'm not really sure how many of the derivations of the conics formulas i'm supposed to know - or am i just supposed to memorize all of them? my teachers away...
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