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Disk and washer methods · AP Calculus AB · Courselo

Courselo

Calc AB
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Unit 8: Applications of integration

Disk and washer methods

Unit 8: Applications of integration · Lesson 3 of 4

Lesson 3 of 4

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Unit 8

Unit 8: Applications of integration

4 lessons · 6 h 30 min of study

Area between curves1 h 30 min of study
Volumes with known cross sections1 h 45 min of study
Disk and washer methodsReading · 0%
Average value and motion from integrals1 h 30 min of study

This unit is ≈11% of the Calc AB, across 4 lessons. Full syllabus

Lesson 3 of 4 · Unit 8: Applications of integration

Disk and washer methods

3 quick checks≈3% of the testStretch: Stretch: harder material that separates the top grades

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By the end you’ll be able to

Identify when the disk method or washer method applies.
Write radius expressions from graphs or formulas.
Set up a volume integral using $\pi[R(x)]^2$ or $\pi([R(x)]^2-[r(x)]^2)$.
Evaluate a volume of revolution and interpret units.

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Adaptive questions on disk and washer methods.

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Check that the chosen bounds and radii match the described region.

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