Question: 3. (12 points) Write a regular expression to describe each of the following languages: a) w E (a, bj* : w does not end in

3. (12 points) Write a regular expression to describe each of

3. (12 points) Write a regular expression to describe each of the following languages: a) w E (a, bj* : w does not end in ba). b) (w efa, b: w starts and ends with the same character) tw eta, b) * : w does not contain any occurrences of an a immediately followed by another a) c)

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