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Integral of a Trigonometric Function

Find the area of the region under one arch of the curve y = sin x (see Figure 4.3.4).

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Figure 4.3.4

One arch of the sine curve is between x = 0 and x = π. The area is the definite integral

04_integration-202.gif

The area is exactly 2.
Home Integral Indefinite Integrals Examples Integral of a Trigonometric Function

Last Update: 2006-11-05