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  1. red-butterfly

    Orientation

    Orientation starts tomorrow :) who's going tomorrow? if not, then when are you going for orientation? I'm going tomorrow so I guess I'll see you people there :)
  2. red-butterfly

    2010 UTS Engineering students Roll Call

    Who else is going to start Engineering at UTS? What's your major? Mine's going to be Civil and Environmental look at my signature :)
  3. red-butterfly

    Conics Question!

    This is from Cambridge 4 unit ex 3.2 question 7 P(a cos θ , b sin θ) and Q(a cos ɸ, b sin ɸ) lie on the ellipse x^2/ a^2 + y^2/a^2 = 1 a) In PQ subtends a right angle at (0,0) show that tanθ tanɸ = - a^2/b^2 b) If PQ subtends a right angle at (a,0) show that tanθ/2 tanɸ/2 = - b^2/a^2
  4. red-butterfly

    URGENT!! 3/4 unit Maths Tutor needed!

    Hi I'm Jona Domingo I'm doing 3/4 unit maths I live in Plumpton but I can travel to Parramatta Library or Blacktown Library. I want to go over the 3 unit and 4 unit course just to get the exposure for the sorts of questions and stuff If anyone can tutor me call or sms me at: 0404 426...
  5. red-butterfly

    Urgent Help!!!

    can someone show me the working for the following questions...? 1. On an argand diagram the points A and B represent the complex numbers z1 = i and z2 = 1/√2(1 + i). Show that arg(z1 + z2) = 3π/8 2. Use the vector representation of z1 and z2 on an Argand diagram to show that a) If |z1| =...
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