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    Miscellaneous resisted motion question

    "Particle A and Particle B are travelling along a straight line at constant speeds v_{a} and v_{b} respectively. Particle A is behind Particle B, but is travelling faster. When Particle A is exactly D metres behind Particle B, Particle A begins decelerating at k ms^-2. 1. Using calculus, find...
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    Using pencil to draw diagrams/graphs

    Hello, In HSC Mathematics exams, are students allowed to draw diagrams and graphs using pencil? I am aware that you have to write in pen for scanning purposes, but I am wondering whether the same rule applies for graphs and diagrams. I know that in exams such as Physics and Chem you can draw...
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    [Complex Numbers] Ex 1E Q22) | [Solved]

    Hello, I am stuck on this question. I feel like I am on the right track with this, but I'm missing something small. My working out is as follows (sorry for it being all over the place..) - what have I missed?
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    [Complex Numbers] Ex 3E Q15) | [Solved]

    Hi everyone. I am struggling with part B of this question. Part A and C are straightforward but for Part B I have no idea how to relate the given substitution to the information in the question. I'm sure there's something really obvious that I'm missing but I can't see the connection. The...
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