\"\"

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The equations are \"\", \"\", \"\" and \"\".

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Graph:

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Graph the equations \"\", \"\", \"\" and \"\".

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Shade the region bounded by the graphs.

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\"\"

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Observe the graph:

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Area of the region bounded by \"\", \"\", \"\" and \"\".

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Consider \"\" and \"\".

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The two curves \"\" on interval \"\" .

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\"\"

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The area enclosed by the curves is \"\".

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\"\"

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\"\"

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\"\"

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\"\"

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\"\"

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\"\"

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\"\"

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\"\".

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The area of the region is \"\".

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\"\"

\

Graph of the equations \"\", \"\", \"\" and \"\".

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\"\"

\

The area of the region is \"\".