\"\"

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The given expression \"\".

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\"\"      (Factor the nominator of the rational expression)

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\"\"                                                              (Cancel common terms)

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Therefore, the graph of \"\" is the graph of \"\" with a hole at \"\".

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\"\" represents a hole in the graph.\"\"

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Graph:

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\"graph

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\"\"

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The graph of the function \"\" is

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\"graph

\