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Homework Help: Precide Definition of a limit

  1. Sep 15, 2009 #1
    1. The problem statement, all variables and given/known data

    2. Relevant equations

    3. The attempt at a solution

    Use the graph of f(x)=x^2, find a number such that |x^2-1| <1/2 whenever |x-1| < delta. Correct to two decimal places, round down if necessary.
  2. jcsd
  3. Sep 15, 2009 #2


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    What have you done so far to solve this?
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