Question: The curves with equations xn + yn = 1, n = 4, 6, 8, . . . , are called fat circles. Graph the curves

The curves with equations xn + yn = 1, n = 4, 6, 8, . . . , are called fat circles. Graph the curves with n = 2, 4, 6, 8, and 10 to see why. Set up an integral for the length L2k of the fat circle with n = 2k. Without attempting to evaluate this integral, state the value of

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