The eccentricity e of an ellipse is defined as e = c/a. A cam in the shape

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The eccentricity e of an ellipse is defined as e = c/a. A cam in the shape of an ellipse can be described by the equation x2 + 9y2 = 81. Find the eccentricity of this elliptical cam.

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Basic Technical Mathematics

ISBN: 9780137529896

12th Edition

Authors: Allyn J. Washington, Richard Evans

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