Recent content by remorris

  1. R

    Undergrad General Simplification of (1+x)/(1-x)

    Neat Trick. Thanks!
  2. R

    Undergrad General Simplification of (1+x)/(1-x)

    I know that (1-x)/(1+x) is equivalent to (2/(x+1)) - 1 via 'hand waving' in my textbook but i cannot figure out the steps to arrive at this result. Suggestions??