Question: 6. Let (X, d) be a metric space. Prove each of the following for subsets A, B of X: (i) clA = X(X -

6. Let (X, d) be a metric space. Prove each of the

6. Let (X, d) be a metric space. Prove each of the following for subsets A, B of X: (i) clA = X(X - A); (ii) A= X-d(X - A);

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