Recent content by robotguy002

  1. R

    EST HSC Exam

    I got the same for the multiple choice. And I did the same for the voltage drop, but wasn't entirely sure about it... makes more sense now though.
  2. R

    Random Q. for Half yearly study...

    Hope this isn't too late. Not sure on the first few, last one I can though. I presume the answer is meant to be for all values of k, not x. For which values of k will the equation: 2x^2 + kx – 43 = 0 have real and distinct roots? Discriminant > 0 for real and distinct roots discriminant =...
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