mathematical induction

  1. K

    Mathematic Induction Question

    Been trying for ages - atp I just want to see it solved. Please help me lol.
  2. SB257426

    Mathematical Induction Question

    For the following question when I am trying to prove the n = k+1 case am I allowed to substitute it in the first line of the question and also in the second line of the question? What I am trying to say is am i allowed to assume:
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