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Please help!! Use the vertical line test to determine if each graph shows a relation that is a function.

Please help!! Use the vertical line test to determine if each graph shows a relation-example-1
Please help!! Use the vertical line test to determine if each graph shows a relation-example-1
Please help!! Use the vertical line test to determine if each graph shows a relation-example-2
User Jeiwan
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1 Answer

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First graph is a function.

Second graph is not a function.

When the vertical line intersects twice with the lines on the graph, it is not a function :)
User Callum Linington
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