Question

Asked Nov 1, 2019

I need help with 12.3.3.please.

Step 1

To find the perimeter of the given lemniscate curve

Step 2

Use the arc length formula (obtained in 12,3.2) to write the perimeter P (taking into account the symmetry of the curve about all the axes ) , to arrive at the required expression (in r)

Step 3

Thus, the required expression for the total l...

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