Question: Could someone please check my work Prove IN is closed and not open. Since 6d IN = IN, Then since bd IN = IN S

Could someone please check my work Prove IN is closed and

Could someone please check my work

not open. Since 6d IN = IN, Then since bd IN =

Prove IN is closed and not open. Since 6d IN = IN, Then since bd IN = IN S IN, IN is closed. Since bd IN $ IRVIN, Then IN is not open

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