Asked by Thomas
What is the area that this encloses?
r = 4cos(3θ)
r = 4cos(3θ)
Answers
Answered by
drwls
Perform an integration in polar (r,è) coordinates. The area differential element is
(1/2) r^2 dè
Area = Integral of 8 cos^2(3è) dè
0 to 2 pi
(1/2) r^2 dè
Area = Integral of 8 cos^2(3è) dè
0 to 2 pi
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