$\"\"$

Find the volume generated by $\"\"$ about $\"\"$ .

Observe the graph:

The integral limits are $\"\"$ and $\"\"$ .

Inner radius: $\"\"$ and Outer radius: $\"\"$ .

Volume of the region is $\"\"$ .

Substitute $\"\"$ , $\"\"$ and $\"\"$ .

$\"\"$

$\"\"$ .

$\"\"$

$\"\"$ .