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3. For the alphabet = {a, b} find languages A, B, C over where A B C and A is nonregular and context-free. B is

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3. For the alphabet = {a, b} find languages A, B, C over where A B C and A is nonregular and context-free. B is regular, and C is nonregular and context-free Briefly justify the subset inclusions and either prove or cite examples in the book to explain why you chose each set

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