2.5 Continuity: Quiz


Problem 5

Let

Recall that this function rounds x up to the nearest integer. At what points in the domain of f is f discontinuous?

  1. At all integer values.
  2. 0
  3. Whenever x < 0.
  4. f(x) is continuous for all real numbers.

Answers, problem 5

  1. At all integer values.

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