Surface Area In Exercises 69-72, write an integral that represents the area of the surface generated by revolving the curve about the x-axis. Use a graphing utility to approximate the integral.
Parametric Equations Interval
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Finding the Area of a Surface of Revolution
In Exercises 45-48, write and evaluate the definite integral that represents the area of the surface generated by revolving the curve on the indicated interval about the y-axis.
