The Trapezoidal Rule
We can approximate an integral by replacing each rectangle in a Riemann sun with a trapezoid. The area of a trapezoid is
Area under f over
If
Area under
over
Where
Use the Trapezoidal Rule and the interval subdivision of Exercises 17 (a) to approximate the area under the graph of
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Calculus and Its Applications (11th Edition)
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- Algebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:Cengage