$\"\"$

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The region is $\"\"$ .

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Find the volume rotating $\"\"$ about $\"\"$ -axis.

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Formula for the volume of the solid rotating about $\"\"$ -axis is $\"\"$ .

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Here $\"\"$ , $\"\"$ and $\"\"$ .

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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 volume of the solid is $\"\"$ .

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The solid having finite volume.

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$\"\"$

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The volume of the solid is $\"\"$ .