Disc Integration

How to use the disc integration to find the volume of a rotated figure about the x-axis and the y-axis: formula, 3 examples, and their solutions.

FormulaRotation: x-axis

Exampley = x4, x = 1, Rotation: x-axis

FormulaRotation: y-axis

Exampley = x4, y = 1, Rotation: y-axis

ExampleVolume of a Sphere: Proof