Math Problem Statement

The graph of a function f is shown. Give the intervals of continuity.

Solution

To determine the intervals of continuity from the graph of the function f(x)f(x), we need to examine where the function is continuous and where it has discontinuities. A function is continuous at a point if there is no break, hole, or jump at that point.

Observing the graph:

  • The function seems to have a discontinuity at x=2x = -2 (there is a hole at this point).
  • There is also a jump discontinuity at x=0x = 0.
  • The function is not defined at x=2x = 2 (since there is a hole in the graph here).

Intervals of Continuity:

Based on the graph, the function is continuous in the following intervals:

  1. From (,2)(-\infty, -2), the function is continuous.
  2. From (2,0)(-2, 0), it is continuous (though f(2)f(-2) is not defined).
  3. From (0,2)(0, 2), it is continuous.
  4. From (2,)(2, \infty), it is continuous.

Thus, the intervals of continuity are: (,2)(2,0)(0,2)(2,)(-\infty, -2) \cup (-2, 0) \cup (0, 2) \cup (2, \infty)

Would you like further clarification on any specific part of this?

Here are 5 related questions for deeper understanding:

  1. What are the different types of discontinuities a function can have?
  2. How can you determine if a function is continuous from its equation rather than its graph?
  3. What is the definition of a removable discontinuity?
  4. How can a function be continuous but not differentiable at a point?
  5. How does continuity of a function affect its limits?

Tip: Always check the function's behavior at specific points, including holes, jumps, and asymptotes, to identify discontinuities.

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Math Problem Analysis

Mathematical Concepts

Continuity
Discontinuity
Intervals

Formulas

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Theorems

Definition of continuity at a point
Discontinuity types

Suitable Grade Level

Grades 10-12