Math Problem Statement
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Solution
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Math Problem Analysis
Mathematical Concepts
Calculus
Limits
Continuity
Formulas
|x - 1| < δ implies |x^2 - 1| < 1/2
|x^2 - 1| < 1/2 leads to -1/2 < x^2 - 1 < 1/2
Solving for x: sqrt(1/2) < |x| < sqrt(3/2)
Theorems
Definition of Limit
Continuity of a Function
Suitable Grade Level
Grades 11-12 or Calculus 1