To determine whether the given graph represents a function and whether it is one-to-one, we can follow these steps:
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Check if it is a Function: A graph represents a function if each input (x-value) is associated with exactly one output (y-value). You can use the vertical line test: if a vertical line intersects the graph at more than one point, then it is not a function.
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Check if it is One-to-One: A function is one-to-one if different inputs (x-values) result in different outputs (y-values). You can use the horizontal line test: if a horizontal line intersects the graph at more than one point, then the function is not one-to-one.
Without the actual graph, it's impossible to definitively answer if it is a function and whether it is one-to-one. Generally:
- If the graph passes the vertical line test, it's a function.
- If the graph passes both the vertical and horizontal line tests, it is a one-to-one function.
Based on the options given, here’s how you might respond depending on the situation:
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Function, but not One-to-One: If the graph is a function (passes vertical line test) but fails the horizontal line test.
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Not a Function: If the graph fails the vertical line test.
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One-to-One Function: If the graph passes both the vertical and horizontal line tests.
To summarize, you will need to analyze the graph to choose the correct response based on these criteria.