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Part a: Find a CFG for the language with all words that are of the form a^n b^2n . Part b: Now find a CFG

Part a: Find a CFG for the language with all words that are of the form a^n b^2n .

Part b: Now find a CFG for the language with all words that start with a letter a or are of the form a^n b^2n .

Part c: Is the language defined in (b) a regular language? Yes or No?

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