$\"\"$

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The function is $\"\"$ .

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Step 1:

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The vertex at $\"\"$ .

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The axis of symmetry is $\"\"$ .

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Step 2:

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Plot the additional points to complete the graph.

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Graph the function $\"\"$ .

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$\"\"$

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$\"\"$

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Graph of the function $\"\"$ .

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$\"\"$