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1- Prove or disprove. (X,Y are topological spaces, A, B are subsets of a topological space X, Ā denotes the closure of the se

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# prove or disprove (x,y ave Topological space (イン A, B are subset of Topalogical space X, Ā denote the closure of the set AHence from this Example (AUB)° AⓇUBO is false .® flos - (893) for ceny convivencias function foxy and V CcY ANS- this statement also false counter Example (We take in usua© Counter Example (Here, Y A & O then hocĀ (FALSE) in (Here, we take all property usual Topology) U ſ 39 Az Shop [1 2 A = (12

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