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Showing Revision 2 created 05/25/2016 by Udacity Robot.

  1. Our plus or minus here means that we can either have negative 5 plus the root of
  2. 1 over 2 as our value of x. Or we can have negative 5 minus the root of 1 over
  3. 2. Let's figure out what each of these numbers actually is. Well, the root of 1
  4. is just 1. So this number should be negative 2 and this number should be
  5. negative 3.