$\"\"$

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(a)

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Find the volume of the solid which is rotating about $\"\"$ -axis.

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

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Simpson $\"\"$ s Rule : $\"\"$ .

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The number of intervals are $\"\"$ .

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$\"\"$

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Substitute corresponding values in above equation.

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$\"\"$

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$\"\"$

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$\"\"$

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The volume of the solid which is rotating about $\"\"$ -axis is $\"\"$ .

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$\"\"$

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(b)

\

Find the volume of the solid which is rotating about $\"\"$ -axis.

\

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

\

Simpson $\"\"$ s Rule : $\"\"$ .

\

The number of intervals are $\"\"$ .

\

$\"\"$

\

Substitute corresponding values in above equation.

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

The volume of the solid which is rotating about $\"\"$ -axis is $\"\"$ .

\

$\"\"$

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(a) The volume of the solid which is rotating about $\"\"$ -axis is $\"\"$ .

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(b) The volume of the solid which is rotating about $\"\"$ -axis is $\"\"$ .