I'm stuck on this question. I'm not sure what the lower and upper limits area.
Find the area of the region that lies inside both curves.
r = 1+cos(theta), r = 1-cos(theta)
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I suggest you to do a graph. The area is given by .
Thanks for your help. I did draw out a graph but was still confused. How did you find the limits of integration?
Drawing out a graph or notice that . So it's symmetrical with x-axis and is reflection with y-axis.
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