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Precalculus Glencoe CCSS Edition page 9 problem 27

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Determine whether each relation represents y as a function

functions-and-relations

asked Jul 25, 2015 in PRECALCULUS by anonymous

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1 Answer

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Vertical line test :

Draw a vertical line at on the given graph.

Graph :

Observe the graph :

The vertical line intersects the graph of the function at more than one point.

Therefore, the graph does not represents as a function of .

The graph does not represents as a function of .

answered Jul 25, 2015 by dozey Mentor

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