The region inside the cardioid r = 1 + cos(θ) and outside the circle r = 3 cos(θ)

Use a double integral to find the area of the region inside the cardioid (r=1 + costheta)    and outside the circle (r=3costheta) . Please show all steps. Thank you in advance!     

Answer

1.5 0.5 -0.5 1.5- 1 cos(t) 3cos(t) .2 -0.5 0.5 1.5 2.5 3.5 Use a double integral to find the area of the region The region inside the cardiol dr 1+cos θ and outside the circle r 3 cos

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