Question: 3. Let S = (-co, ]]u{}, , 2n-1 c) S', (d) Is S open? (e) Is S closed? ..}. Find out the following: (a) int(S),

3. Let S = (-co, ]]u{}, , 2n-1 c) S', (d)

3. Let S = (-co, ]]u{}, , 2n-1 c) S', (d) Is S open? (e) Is S closed? ..}. Find out the following: (a) int(S), (b) bd(S)

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