Math Problem Statement

Using the vertical line test proves that this graph represents a function.

Solution

The graph in the image depicts a curve that intersects itself at the origin (0,0). To determine whether this graph represents a function, we can use the vertical line test.

Vertical Line Test:

This test states that if a vertical line crosses the graph at more than one point at any x-value, the graph does not represent a function. A function must assign exactly one output (y-value) for each input (x-value).

Analysis:

In the graph, a vertical line drawn through the origin (or several other x-values) would intersect the curve at two points. This means that for some x-values, there are two corresponding y-values.

Conclusion:

Since the graph fails the vertical line test, the graph does not represent a function. Therefore, the correct answer to the question is:

False.

Would you like more details or have any questions about this?

Here are some related questions to explore:

  1. What does the horizontal line test tell us about functions?
  2. How can we define a function in terms of ordered pairs?
  3. What are the implications of passing the vertical line test for a graph?
  4. Can you think of examples of graphs that pass the vertical line test?
  5. How does the concept of a one-to-one function relate to the vertical line test?

Tip: Always remember that a function assigns each input exactly one output—no more, no less.

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Math Problem Analysis

Mathematical Concepts

Functions
Vertical Line Test

Formulas

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Theorems

Vertical Line Test

Suitable Grade Level

Grades 9-12