Math Problem Statement

Write the domain and range of h as intervals or unions of intervals based on the provided graph.

Solution

The graph shown in the image involves a piecewise function that consists of several sections. Let's break down how to find the domain and range of the function hh.

1. Domain:

The domain refers to the set of all xx-values for which the function is defined. Looking at the graph:

  • The function starts at x=5x = -5 and ends at x=5x = 5.
  • There are no breaks in the graph within this interval (aside from a possible open circle at a point, but this does not impact the overall domain).

Thus, the domain of the function is: [5,5]\boxed{[-5, 5]}

2. Range:

The range is the set of all yy-values that the function attains. Observing the graph:

  • The lowest point on the graph occurs around y=3y = -3.
  • The highest point on the graph reaches y=3y = 3.
  • Based on the open and closed points, there are a few breaks in the range to note.

If there is an open circle at (1,3)(1, 3), then the value y=3y = 3 is not included.

Thus, the range is likely: [3,3)\boxed{[-3, 3)} because the function reaches all values between 3-3 and slightly below 3, but not including 3 itself.

Would you like further clarification or a breakdown of any particular aspect? Here are 5 questions to help expand your understanding:

  1. What is the significance of open and closed circles in determining the range?
  2. How do we determine if a function has any breaks or discontinuities in its domain?
  3. Could a domain ever be limited by restrictions on the function itself (e.g., division by zero)?
  4. How would you represent a graph's domain if it included only discrete points?
  5. What impact does the shape of a graph (e.g., increasing or decreasing) have on its range?

Tip: Always check for open or closed points on the graph when determining the range, as they indicate whether certain values are included or excluded.

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Math Problem Analysis

Mathematical Concepts

Functions
Domain and Range
Piecewise Functions

Formulas

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Theorems

Domain and Range Theorem
Continuity of Functions

Suitable Grade Level

Grades 9-12