Concept explainers
Suppose the region in Example 4 is revolved about the line y = – 1 instead of the x-axis. (a) What is the inner radius of a typical washer? (b) What is the outer radius of a typical washer?
Example 4 Volume by the Washer Method
The region R is bounded by the graphs of
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- Algebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:Cengage