# A Date in the Polar Coordinate System (Part 2)

Calculus Level 3

Part 1

Delaney tells Rebecca that her favorite (Answer to Part 1) (which has equation $$r=k+k\sin\theta$$ for some $$k<0$$) has area $$18\pi$$. Rebecca figures out that $$k=-A\sqrt{B}.$$ Find $$A+B.$$

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