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  1. B

    Complex Numbers Help

    ohhh, omg thanks so much! :)
  2. B

    Complex Numbers Help

    I got that, but I didnt know how to simplify it. I tried changing 1+2i to mod arg form but I didnt get a rational arg and I didnt know how to combine the args together.
  3. B

    Complex Numbers Help

    hey im not too sure, its just what the question stated :)
  4. B

    Complex Numbers Help

    Hi I need some help with complex numbers, geometrical properties part. Thanks in advance for everyone who helps, it is much appreciated. I've just started on extension 2 maths, and I'm not the best yet so here are some of my questions, I need the solutions. 1) |z|=1, where z>0 a) show...
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