1.

IfA,B and C be any three sets , then A uu (Bnn C) is the same as :

Answer»

`(A NN C) uu (B nn C) `
`(A uu B) nn (A uu C)`
`(AuuB) nn (B uu C)`
`(A uu C) nn (B UUC)`

Answer :b


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