2. Let R and S be equivalence relations. Prove that RnS is an equivalence relation.

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Q: B. Find the area of the region bounded by the following: 19. inside /* = 5 sin and outside = 2+ sin

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Q: prove the ITT₂TT, ITKITI"

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Q: B. Find the area of the region bounded by the following: 18. common to /* = 3 cos 0 and 1=1+cos (

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Q: 16. r = 8sin2 ㅇ 2

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Q: B. Find the area of the region bounded by the following: 18. common to /* = 3 cos 0 and r=1+cos

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