Math Problem Statement

What is the range of the function shown in the graph?

Solution

To determine the range of the function, we need to find all possible values of yy that the function can take based on the graph.

Analyzing the Graph:

  1. The graph consists of three line segments.
  2. The function's values on the yy-axis range from the lowest point to the highest point covered by these segments.

Identifying the Range:

  • The lowest yy-value on the graph is at y=4y = -4.
  • The highest yy-value on the graph is at y=4y = 4.

The graph touches both y=4y = -4 and y=4y = 4 without any gaps in between these points, so the range of the function includes all values from 4-4 to 44.

Conclusion:

The range of the function is: [4,4][-4, 4]

This interval notation means the function takes all values between 4-4 and 44, inclusive of both endpoints.

Would you like more details or have any questions?

Related Questions:

  1. What is the domain of the function shown in the graph?
  2. How can you determine if a function is continuous from its graph?
  3. What are the differences between open and closed intervals in math?
  4. How would the range change if the highest point was at y=6y = 6?
  5. What would be the range if the graph only included y>2y > -2?

Tip: When finding the range of a function from its graph, always look for the lowest and highest points on the yy-axis that the graph reaches or touches.

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Math Problem Analysis

Mathematical Concepts

Range of a function
Graph analysis

Formulas

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Theorems

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Suitable Grade Level

Grades 6-8