Math Problem Statement

Write the domain and range of the function using interval notation based on the given graph.

Solution

To determine the domain and range of the given function based on the graph:

Domain:

The domain represents all possible x-values (horizontal axis) where the function is defined. Looking at the graph:

  • The function starts at x=4x = -4 (inclusive, as there is a filled circle) and ends at x=2x = 2 (inclusive, as there is also a filled circle).

Domain in interval notation: [4,2][-4, 2]


Range:

The range represents all possible y-values (vertical axis) of the function. From the graph:

  • The y-values start at y=10y = -10 (inclusive, due to the filled circle) and go up to y=2y = 2 (inclusive, as the graph reaches y=2y = 2).

Range in interval notation: [10,2][-10, 2]


Final Answer:

  • Domain: [4,2][-4, 2]
  • Range: [10,2][-10, 2]

Would you like a detailed explanation of why this interval was chosen, or do you have additional questions?


Related Questions:

  1. How do you identify a function's domain and range from a graph?
  2. What happens to the domain and range if a function has an open circle instead of a closed one?
  3. Can a function have a domain or range that is not continuous?
  4. How would you write the domain and range for a function with infinite intervals?
  5. What are some common types of functions and their typical domains and ranges?

Tip: Always look for open and closed circles on graphs; they indicate whether the endpoints are included or excluded!

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Math Problem Analysis

Mathematical Concepts

Functions
Domain and Range
Graph Interpretation

Formulas

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Theorems

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Suitable Grade Level

Grades 9-12