Chapter 08 · Applications of Integrals
08.04
Solids of Revolution: Disk/Washer Method
Spin a region around an axis: each slice is a disk, or a disk with a hole.
About 16 minutes
You'll learn to
- →Find volumes of revolution with disks
- →Use washers when the region doesn't touch the axis
- →Rotate around the y-axis and other lines
- →Find each radius as a distance to the axis