Find the area of the shaded region in Figure 18 enclosed by the circle r = 12
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Find the area of the shaded region in Figure 18 enclosed by the circle r = 12 and a petal of the curve r = cos 3θ. Compute the area of both the petal and the region inside the petal and outside the circle.
Transcribed Image Text:
r 11 r = cos 30 X
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